| Leadenham pollen count · Leadenham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Lechlade pollen count · Lechlade allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Legbourne pollen count · Legbourne allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Leverton pollen count · Leverton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Ley Hill pollen count · Ley Hill allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Lichfield pollen count · Lichfield allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Limpley Stoke pollen count · Limpley Stoke allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Litchborough pollen count · Litchborough allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Little Chalfont pollen count · Little Chalfont allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Little Gaddesden pollen count · Little Gaddesden allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Little Hulton pollen count · Little Hulton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Little Lever pollen count · Little Lever allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Little Marlow pollen count · Little Marlow allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Littlebourne pollen count · Littlebourne allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Llanbedr-Dyffryn-Clwyd pollen count · Llanbedr-Dyffryn-Clwyd allergies | 10 (Low) | Ragweed | 4 | 8 | 10 |
| Llanbedrog pollen count · Llanbedrog allergies | 10 (Low) | Tree | 10 | 0.6 | 5 |
| Llandinam pollen count · Llandinam allergies | 10 (Low) | Grass | 6 | 10 | 9 |
| Llandogo pollen count · Llandogo allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Llannon pollen count · Llannon allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| Llansantffraid-ym-Mechain pollen count · Llansantffraid-ym-Mechain allergies | 10 (Low) | Ragweed | 7 | 3 | 10 |
| Loanhead pollen count · Loanhead allergies | 10 (Low) | Ragweed | 7 | 7 | 10 |
| Loans pollen count · Loans allergies | 10 (Low) | Grass | 4 | 10 | 7 |
| Loddington pollen count · Loddington allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Loftus pollen count · Loftus allergies | 10 (Low) | Ragweed | 4 | 4 | 10 |
| Long Buckby pollen count · Long Buckby allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Long Clawson pollen count · Long Clawson allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Long Itchington pollen count · Long Itchington allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Longborough pollen count · Longborough allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Longniddry pollen count · Longniddry allergies | 10 (Low) | Ragweed | 6 | 6 | 10 |
| Longridge pollen count · Longridge allergies | 10 (Low) | Ragweed | 8 | 3 | 10 |
| Longton pollen count · Longton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Lopenhead pollen count · Lopenhead allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Loudwater pollen count · Loudwater allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Louth pollen count · Louth allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Low Bradley pollen count · Low Bradley allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Low Etherley pollen count · Low Etherley allergies | 10 (Low) | Ragweed | 4 | 7 | 10 |
| Lower Hardres pollen count · Lower Hardres allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Lower Sundon pollen count · Lower Sundon allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Lower Vagg pollen count · Lower Vagg allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Lowestoft pollen count · Lowestoft allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Lowick pollen count · Lowick allergies | 10 (Low) | Ragweed | 5 | 6 | 10 |
| Lutterworth pollen count · Lutterworth allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Lydbrook pollen count · Lydbrook allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Lydden pollen count · Lydden allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Lydney pollen count · Lydney allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Lye Green pollen count · Lye Green allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Lye's Green pollen count · Lye's Green allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Lyneham pollen count · Lyneham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Lyonshall pollen count · Lyonshall allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Mablethorpe pollen count · Mablethorpe allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Macmerry pollen count · Macmerry allergies | 10 (Low) | Ragweed | 6 | 6 | 10 |
| Maiden Newton pollen count · Maiden Newton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| March pollen count · March allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Marchington pollen count · Marchington allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Mareham le Fen pollen count · Mareham le Fen allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Marham pollen count · Marham allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Market Deeping pollen count · Market Deeping allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Market Lavington pollen count · Market Lavington allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Market Overton pollen count · Market Overton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Marlborough pollen count · Marlborough allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Marsworth pollen count · Marsworth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Mary Tavy pollen count · Mary Tavy allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Masham pollen count · Masham allergies | 10 (Low) | Ragweed | 2 | 8 | 10 |
| Matlock pollen count · Matlock allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Mauchline pollen count · Mauchline allergies | 10 (Low) | Grass | 5 | 10 | 6 |
| Maulden pollen count · Maulden allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Maxey pollen count · Maxey allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Melksham pollen count · Melksham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Mells pollen count · Mells allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Melton Mowbray pollen count · Melton Mowbray allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Merriott pollen count · Merriott allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Merton pollen count · Merton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Metheringham pollen count · Metheringham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Meysey Hampton pollen count · Meysey Hampton allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Midsomer Norton pollen count · Midsomer Norton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Millbrook pollen count · Millbrook allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Milton Ernest pollen count · Milton Ernest allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Monmouth pollen count · Monmouth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Montacute pollen count · Montacute allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Moreton Pinkney pollen count · Moreton Pinkney allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Moreton in Marsh pollen count · Moreton in Marsh allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Morfa Nefyn pollen count · Morfa Nefyn allergies | 10 (Low) | Tree | 10 | 0.6 | 5 |
| Mossblown pollen count · Mossblown allergies | 10 (Low) | Grass | 4 | 10 | 7 |
| Moulton Chapel pollen count · Moulton Chapel allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Murrow pollen count · Murrow allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Mursley pollen count · Mursley allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Mynytho pollen count · Mynytho allergies | 10 (Low) | Tree | 10 | 0.6 | 5 |
| Nassington pollen count · Nassington allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Nefyn pollen count · Nefyn allergies | 10 (Low) | Tree | 10 | 0.6 | 5 |
| Neston pollen count · Neston allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Nether Heyford pollen count · Nether Heyford allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Nettleham pollen count · Nettleham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| New Bolingbroke pollen count · New Bolingbroke allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Newark on Trent pollen count · Newark on Trent allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Newburn pollen count · Newburn allergies | 10 (Low) | Ragweed | 7 | 2 | 10 |
| Newcastle Emlyn pollen count · Newcastle Emlyn allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Newmarket pollen count · Newmarket allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Newry pollen count · Newry allergies | 10 (Low) | Grass | 7 | 10 | 7 |
| Newsham pollen count · Newsham allergies | 10 (Low) | Ragweed | 3 | 5 | 10 |
| Newton Aycliffe pollen count · Newton Aycliffe allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Newton Tony pollen count · Newton Tony allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Newton on Trent pollen count · Newton on Trent allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Newtownards pollen count · Newtownards allergies | 10 (Low) | Ragweed | 10 | 6 | 8 |
| Nocton pollen count · Nocton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Nordelph pollen count · Nordelph allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Normanton on Trent pollen count · Normanton on Trent allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| North Collingham pollen count · North Collingham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| North Crawley pollen count · North Crawley allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| North Muskham pollen count · North Muskham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| North Scarle pollen count · North Scarle allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Northborough pollen count · Northborough allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Northchurch pollen count · Northchurch allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Northleach pollen count · Northleach allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Norton St Philip pollen count · Norton St Philip allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Norwell pollen count · Norwell allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Norwich pollen count · Norwich allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Nunney pollen count · Nunney allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Oakham pollen count · Oakham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Oakhill pollen count · Oakhill allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Oakley pollen count · Oakley allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Ochiltree pollen count · Ochiltree allergies | 10 (Low) | Grass | 5 | 10 | 6 |
| Odcombe pollen count · Odcombe allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Old Bolingbroke pollen count · Old Bolingbroke allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Old Leake pollen count · Old Leake allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Orchard Leigh pollen count · Orchard Leigh allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Ormiston pollen count · Ormiston allergies | 10 (Low) | Ragweed | 6 | 6 | 10 |
| Oundle pollen count · Oundle allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Outwell pollen count · Outwell allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Padiham pollen count · Padiham allergies | 10 (Low) | Grass | 3 | 10 | 8 |
| Parson Drove pollen count · Parson Drove allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Parwich pollen count · Parwich allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Patna pollen count · Patna allergies | 10 (Low) | Grass | 3 | 10 | 5 |
| Pattishall pollen count · Pattishall allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Paulton pollen count · Paulton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Peasedown Saint John pollen count · Peasedown Saint John allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Pencaitland pollen count · Pencaitland allergies | 10 (Low) | Ragweed | 6 | 6 | 10 |
| Penrith pollen count · Penrith allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Pinchbeck pollen count · Pinchbeck allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Pinxton pollen count · Pinxton allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Pitsford pollen count · Pitsford allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Pitstone pollen count · Pitstone allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Pittenweem pollen count · Pittenweem allergies | 10 (Low) | Ragweed | 7 | 8 | 10 |
| Podington pollen count · Podington allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Polebrook pollen count · Polebrook allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Pontarddulais pollen count · Pontarddulais allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Pontlliw pollen count · Pontlliw allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Poringland pollen count · Poringland allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Portadown pollen count · Portadown allergies | 10 (Low) | Ragweed | 10 | 5 | 7 |
| Portesham pollen count · Portesham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Portpatrick pollen count · Portpatrick allergies | 10 (Low) | Ragweed | 10 | 5 | 6 |
| Portrush pollen count · Portrush allergies | 10 (Low) | Ragweed | 10 | 6 | 7 |
| Portstewart pollen count · Portstewart allergies | 10 (Low) | Ragweed | 10 | 6 | 7 |
| Potterne pollen count · Potterne allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Poulshot pollen count · Poulshot allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Prestatyn pollen count · Prestatyn allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Primrose Place pollen count · Primrose Place allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Princes Risborough pollen count · Princes Risborough allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Priston pollen count · Priston allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Prudhoe pollen count · Prudhoe allergies | 10 (Low) | Ragweed | 7 | 2 | 10 |
| Pulloxhill pollen count · Pulloxhill allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Quenington pollen count · Quenington allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Radstock pollen count · Radstock allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Raglan pollen count · Raglan allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Rawtenstall pollen count · Rawtenstall allergies | 10 (Low) | Grass | 3 | 10 | 8 |
| Rayne pollen count · Rayne allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Redcar pollen count · Redcar allergies | 10 (Low) | Ragweed | 5 | 4 | 10 |
| Rendlesham pollen count · Rendlesham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Rhosneigr pollen count · Rhosneigr allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Rhuddlan pollen count · Rhuddlan allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Rhyl pollen count · Rhyl allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Riding Mill pollen count · Riding Mill allergies | 10 (Low) | Grass | 3 | 10 | 9 |
| Rippingale pollen count · Rippingale allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Robertsbridge pollen count · Robertsbridge allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Rode pollen count · Rode allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Rolvenden pollen count · Rolvenden allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Roslin pollen count · Roslin allergies | 10 (Low) | Ragweed | 7 | 7 | 10 |
| Ross on Wye pollen count · Ross on Wye allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Rossendale pollen count · Rossendale allergies | 10 (Low) | Grass | 3 | 10 | 8 |
| Rostrevor pollen count · Rostrevor allergies | 10 (Low) | Grass | 10 | 6 | 7 |
| Rothersthorpe pollen count · Rothersthorpe allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Rothwell pollen count · Rothwell allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Royal Wootton Bassett pollen count · Royal Wootton Bassett allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Ruardean pollen count · Ruardean allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Rugeley pollen count · Rugeley allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Rushden pollen count · Rushden allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Rushton pollen count · Rushton allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Ruthin pollen count · Ruthin allergies | 10 (Low) | Ragweed | 4 | 8 | 10 |
| Ryhall pollen count · Ryhall allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Sabden pollen count · Sabden allergies | 10 (Low) | Grass | 3 | 10 | 8 |
| Saint Asaph pollen count · Saint Asaph allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Saint Monans pollen count · Saint Monans allergies | 10 (Low) | Ragweed | 7 | 8 | 10 |
| Sandwich pollen count · Sandwich allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Saxilby pollen count · Saxilby allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Scamblesby pollen count · Scamblesby allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Scopwick pollen count · Scopwick allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Scothern pollen count · Scothern allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Seaton Delaval pollen count · Seaton Delaval allergies | 10 (Low) | Ragweed | 10 | 3 | 8 |
| Seavington st. Michael pollen count · Seavington st. Michael allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Sedgeford pollen count · Sedgeford allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Seend pollen count · Seend allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Semington pollen count · Semington allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Severn Beach pollen count · Severn Beach allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Sharnbrook pollen count · Sharnbrook allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Sharpness pollen count · Sharpness allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Shenstone pollen count · Shenstone allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Shepherdswell pollen count · Shepherdswell allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Shepton Mallet pollen count · Shepton Mallet allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Shildon pollen count · Shildon allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Shilton pollen count · Shilton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Shirland pollen count · Shirland allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Shotteswell pollen count · Shotteswell allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Shouldham pollen count · Shouldham allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Sinfin pollen count · Sinfin allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Sinnington pollen count · Sinnington allergies | 10 (Low) | Ragweed | 3 | 3 | 10 |
| Sissinghurst pollen count · Sissinghurst allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Sixpenny Handley pollen count · Sixpenny Handley allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Skegness pollen count · Skegness allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Skinningrove pollen count · Skinningrove allergies | 10 (Low) | Ragweed | 4 | 4 | 10 |
| Skipton pollen count · Skipton allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Slaley pollen count · Slaley allergies | 10 (Low) | Grass | 3 | 10 | 9 |
| Snettisham pollen count · Snettisham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Souldern pollen count · Souldern allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| South Brent pollen count · South Brent allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| South Collingham pollen count · South Collingham allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| South Leverton pollen count · South Leverton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| South Petherton pollen count · South Petherton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| South Wingfield pollen count · South Wingfield allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Southam pollen count · Southam allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Southery pollen count · Southery allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Southrey pollen count · Southrey allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Southrop pollen count · Southrop allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Southwick pollen count · Southwick allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Spalding pollen count · Spalding allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Spilsby pollen count · Spilsby allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Spratton pollen count · Spratton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Spridlington pollen count · Spridlington allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Springside pollen count · Springside allergies | 10 (Low) | Grass | 4 | 10 | 7 |
| Sproughton pollen count · Sproughton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| St Olaves pollen count · St Olaves allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Stagsden pollen count · Stagsden allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Staindrop pollen count · Staindrop allergies | 10 (Low) | Ragweed | 5 | 6 | 10 |
| Stainton pollen count · Stainton allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Stamford pollen count · Stamford allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Stamfordham pollen count · Stamfordham allergies | 10 (Low) | Ragweed | 7 | 2 | 10 |
| Stanwick pollen count · Stanwick allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Staplecross pollen count · Staplecross allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Staverton pollen count · Staverton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Steeple Ashton pollen count · Steeple Ashton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Steeton pollen count · Steeton allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Stetchworth pollen count · Stetchworth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Stewkley pollen count · Stewkley allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Stickford pollen count · Stickford allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Stickney pollen count · Stickney allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Stilton pollen count · Stilton allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Stocksfield pollen count · Stocksfield allergies | 10 (Low) | Ragweed | 4 | 9 | 10 |
| Stockton pollen count · Stockton allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Stoke Goldington pollen count · Stoke Goldington allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Stoke Holy Cross pollen count · Stoke Holy Cross allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Stoke St Michael pollen count · Stoke St Michael allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Stoke-sub-Hamdon pollen count · Stoke-sub-Hamdon allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Stoney Stratton pollen count · Stoney Stratton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Stowbridge pollen count · Stowbridge allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Stratton-on-the-Fosse pollen count · Stratton-on-the-Fosse allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Stretton on Fosse pollen count · Stretton on Fosse allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Sturton le Steeple pollen count · Sturton le Steeple allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Sudbrook pollen count · Sudbrook allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Sudbrooke pollen count · Sudbrooke allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Sudbury pollen count · Sudbury allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Sulgrave pollen count · Sulgrave allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Sutterton pollen count · Sutterton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Sutton Benger pollen count · Sutton Benger allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Sutton Coldfield pollen count · Sutton Coldfield allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Sutton Veny pollen count · Sutton Veny allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Sutton in Ashfield pollen count · Sutton in Ashfield allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Sutton on Trent pollen count · Sutton on Trent allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Swanbourne pollen count · Swanbourne allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Swimbridge pollen count · Swimbridge allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Swinderby pollen count · Swinderby allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Swinford pollen count · Swinford allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Swinton pollen count · Swinton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Symington pollen count · Symington allergies | 10 (Low) | Grass | 4 | 10 | 7 |
| Sywell pollen count · Sywell allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Taddington pollen count · Taddington allergies | 10 (Low) | Grass | 3 | 9 | 10 |
| Taibach pollen count · Taibach allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Tallington pollen count · Tallington allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Tandragee pollen count · Tandragee allergies | 10 (Low) | Ragweed | 10 | 5 | 7 |
| Tansley pollen count · Tansley allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Tarbolton pollen count · Tarbolton allergies | 10 (Low) | Grass | 4 | 10 | 7 |
| Tavistock pollen count · Tavistock allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| Terrington Saint John pollen count · Terrington Saint John allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Tetford pollen count · Tetford allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Thetford pollen count · Thetford allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Thorney pollen count · Thorney allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Thornton-in-Craven pollen count · Thornton-in-Craven allergies | 10 (Low) | Grass | 1 | 10 | 6 |
| Thurlby pollen count · Thurlby allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Thurleigh pollen count · Thurleigh allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Thurlton pollen count · Thurlton allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Tibshelf pollen count · Tibshelf allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Tideswell pollen count · Tideswell allergies | 10 (Low) | Grass | 3 | 9 | 10 |
| Tidworth pollen count · Tidworth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Tilshead pollen count · Tilshead allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Timsbury pollen count · Timsbury allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Tintern pollen count · Tintern allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Tintinhull pollen count · Tintinhull allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Toddington pollen count · Toddington allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Totnes pollen count · Totnes allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Toynton All Saints pollen count · Toynton All Saints allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Trefnant pollen count · Trefnant allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Treswell pollen count · Treswell allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Tring pollen count · Tring allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Troon pollen count · Troon allergies | 10 (Low) | Ragweed | 10 | 6 | 7 |
| Trowbridge pollen count · Trowbridge allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Tugby pollen count · Tugby allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Tumble pollen count · Tumble allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| Ty Croes pollen count · Ty Croes allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Upper Seagry pollen count · Upper Seagry allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Upper Sundon pollen count · Upper Sundon allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Upstreet pollen count · Upstreet allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Upton Scudamore pollen count · Upton Scudamore allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Upwell pollen count · Upwell allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Utterby pollen count · Utterby allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Walgrave pollen count · Walgrave allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Walkden pollen count · Walkden allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Walton pollen count · Walton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Walton upon Trent pollen count · Walton upon Trent allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Wanborough pollen count · Wanborough allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Wansford pollen count · Wansford allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Warminster pollen count · Warminster allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Warrenpoint pollen count · Warrenpoint allergies | 10 (Low) | Grass | 10 | 6 | 7 |
| Weedon pollen count · Weedon allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Weedon Bec pollen count · Weedon Bec allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Welbourn pollen count · Welbourn allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Wellow pollen count · Wellow allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Wendlebury pollen count · Wendlebury allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Wendover pollen count · Wendover allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Wentworth pollen count · Wentworth allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| West Ashton pollen count · West Ashton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| West Barns pollen count · West Barns allergies | 10 (Low) | Ragweed | 6 | 8 | 10 |
| West Chinnock pollen count · West Chinnock allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| West Coker pollen count · West Coker allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| West Dereham pollen count · West Dereham allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| West Haddon pollen count · West Haddon allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| West Keal pollen count · West Keal allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| West Walton pollen count · West Walton allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Westbury pollen count · Westbury allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Weston Turville pollen count · Weston Turville allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Weston on the Green pollen count · Weston on the Green allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Westoning pollen count · Westoning allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Westwood pollen count · Westwood allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Wetheral pollen count · Wetheral allergies | 10 (Low) | Grass | 2 | 10 | 6 |
| Whatstandwell pollen count · Whatstandwell allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Whelpley Hill pollen count · Whelpley Hill allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Whipsnade pollen count · Whipsnade allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Whithorn pollen count · Whithorn allergies | 10 (Low) | Ragweed | 10 | 4 | 7 |
| Whitley pollen count · Whitley allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Whittington pollen count · Whittington allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Whittlesey pollen count · Whittlesey allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Whitworth pollen count · Whitworth allergies | 10 (Low) | Grass | 3 | 10 | 8 |
| Wigginton pollen count · Wigginton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Willington pollen count · Willington allergies | 10 (Low) | Ragweed | 4 | 7 | 10 |
| Wimbotsham pollen count · Wimbotsham allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Wingham pollen count · Wingham allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Winster pollen count · Winster allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Winterbourne Abbas pollen count · Winterbourne Abbas allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Winthorpe pollen count · Winthorpe allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Wirksworth pollen count · Wirksworth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Wisbech pollen count · Wisbech allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Withern pollen count · Withern allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Wittering pollen count · Wittering allergies | 10 (Low) | Ragweed | 7 | 0.6 | 10 |
| Wombwell pollen count · Wombwell allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Wooburn pollen count · Wooburn allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Wooburn Green pollen count · Wooburn Green allergies | 10 (Low) | Ragweed | 10 | 0.6 | 8 |
| Woodnewton pollen count · Woodnewton allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Woolaston pollen count · Woolaston allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| Wooler pollen count · Wooler allergies | 10 (Low) | Grass | 1 | 10 | 8 |
| Woore pollen count · Woore allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Wootton pollen count · Wootton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Worth pollen count · Worth allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Worton pollen count · Worton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 9 |
| Wragby pollen count · Wragby allergies | 10 (Low) | Ragweed | 5 | 0.6 | 10 |
| Wrangle pollen count · Wrangle allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Wroxton pollen count · Wroxton allergies | 10 (Low) | Ragweed | 6 | 0.6 | 10 |
| Yatton Keynell pollen count · Yatton Keynell allergies | 10 (Low) | Ragweed | 10 | 0.6 | 10 |
| Yaxley pollen count · Yaxley allergies | 10 (Low) | Ragweed | 8 | 0.6 | 10 |
| Yelverton pollen count · Yelverton allergies | 10 (Low) | Ragweed | 10 | 0.6 | 6 |
| Yeovil pollen count · Yeovil allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| Yetminster pollen count · Yetminster allergies | 10 (Low) | Ragweed | 10 | 0.6 | 7 |
| York pollen count · York allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Youlgreave pollen count · Youlgreave allergies | 10 (Low) | Grass | 3 | 9 | 10 |
| Yoxall pollen count · Yoxall allergies | 10 (Low) | Ragweed | 9 | 0.6 | 10 |
| Aberdyfi pollen count · Aberdyfi allergies | 9 (Low) | Ragweed | 9 | 1 | 7 |
| Aberford pollen count · Aberford allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Abermule pollen count · Abermule allergies | 9 (Low) | Ragweed | 6 | 6 | 9 |
| Aberystwyth pollen count · Aberystwyth allergies | 9 (Low) | Ragweed | 9 | 1 | 7 |
| Accrington pollen count · Accrington allergies | 9 (Low) | Grass | 3 | 9 | 8 |
| Acomb pollen count · Acomb allergies | 9 (Low) | Grass | 3 | 9 | 9 |
| Aldbrough pollen count · Aldbrough allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Alderley Edge pollen count · Alderley Edge allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Aldington pollen count · Aldington allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Aldridge pollen count · Aldridge allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Allonby pollen count · Allonby allergies | 9 (Low) | Ragweed | 9 | 2 | 8 |
| Alsager pollen count · Alsager allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Ampney Crucis pollen count · Ampney Crucis allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Annfield Plain pollen count · Annfield Plain allergies | 9 (Low) | Ragweed | 4 | 7 | 9 |
| Arddleen pollen count · Arddleen allergies | 9 (Low) | Ragweed | 7 | 3 | 9 |
| Armitage pollen count · Armitage allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Ashford pollen count · Ashford allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Ashover pollen count · Ashover allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Ashton Keynes pollen count · Ashton Keynes allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Ashton under Hill pollen count · Ashton under Hill allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Ashton-under-Lyne pollen count · Ashton-under-Lyne allergies | 9 (Low) | Ragweed | 6 | 1 | 9 |
| Atherstone pollen count · Atherstone allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Auchencairn pollen count · Auchencairn allergies | 9 (Low) | Ragweed | 9 | 1 | 6 |
| Badsworth pollen count · Badsworth allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Barford St Michael pollen count · Barford St Michael allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Barkston Ash pollen count · Barkston Ash allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Barlby pollen count · Barlby allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Barlow pollen count · Barlow allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Barmby on the Marsh pollen count · Barmby on the Marsh allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Barnsley pollen count · Barnsley allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Barnstaple pollen count · Barnstaple allergies | 9 (Low) | Ragweed | 9 | 0.6 | 6 |
| Barrow in Furness pollen count · Barrow in Furness allergies | 9 (Low) | Ragweed | 9 | 0.6 | 6 |
| Belfast pollen count · Belfast allergies | 9 (Low) | Grass | 9 | 8 | 8 |
| Belford pollen count · Belford allergies | 9 (Low) | Ragweed | 3 | 6 | 9 |
| Bellaghy pollen count · Bellaghy allergies | 9 (Low) | Grass | 7 | 9 | 8 |
| Belper pollen count · Belper allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Bempton pollen count · Bempton allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Berriew pollen count · Berriew allergies | 9 (Low) | Ragweed | 6 | 6 | 9 |
| Berwick-Upon-Tweed pollen count · Berwick-Upon-Tweed allergies | 9 (Low) | Ragweed | 5 | 6 | 9 |
| Biddulph pollen count · Biddulph allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Billington pollen count · Billington allergies | 9 (Low) | Grass | 3 | 9 | 8 |
| Binchester pollen count · Binchester allergies | 9 (Low) | Ragweed | 5 | 0.6 | 9 |
| Bishop Monkton pollen count · Bishop Monkton allergies | 9 (Low) | Ragweed | 5 | 0.6 | 9 |
| Blean pollen count · Blean allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Bletchley pollen count · Bletchley allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Bloxham pollen count · Bloxham allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Bloxwich pollen count · Bloxwich allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Bollington pollen count · Bollington allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Boosbeck pollen count · Boosbeck allergies | 9 (Low) | Ragweed | 4 | 4 | 9 |
| Borden pollen count · Borden allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Borth pollen count · Borth allergies | 9 (Low) | Ragweed | 9 | 1 | 8 |
| Boston pollen count · Boston allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Bourton on the Water pollen count · Bourton on the Water allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Bow Brickhill pollen count · Bow Brickhill allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Bow Street pollen count · Bow Street allergies | 9 (Low) | Ragweed | 9 | 1 | 7 |
| Bozeat pollen count · Bozeat allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Braithwell pollen count · Braithwell allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Bramhope pollen count · Bramhope allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Bramshall pollen count · Bramshall allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Braybrooke pollen count · Braybrooke allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Brayton pollen count · Brayton allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Breadsall pollen count · Breadsall allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Brecon pollen count · Brecon allergies | 9 (Low) | Ragweed | 7 | 7 | 9 |
| Bredbury pollen count · Bredbury allergies | 9 (Low) | Ragweed | 6 | 1 | 9 |
| Bredgar pollen count · Bredgar allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Bridlington pollen count · Bridlington allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Brigstock pollen count · Brigstock allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Broad Blunsdon pollen count · Broad Blunsdon allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Broad Hinton pollen count · Broad Hinton allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Brook pollen count · Brook allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Broughton Moor pollen count · Broughton Moor allergies | 9 (Low) | Ragweed | 9 | 2 | 7 |
| Brownhills pollen count · Brownhills allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Brymbo pollen count · Brymbo allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Buckhorn Weston pollen count · Buckhorn Weston allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Builth Wells pollen count · Builth Wells allergies | 9 (Low) | Grass | 6 | 9 | 8 |
| Burn pollen count · Burn allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Burngreave pollen count · Burngreave allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Burnopfield pollen count · Burnopfield allergies | 9 (Low) | Ragweed | 4 | 7 | 9 |
| Burntisland pollen count · Burntisland allergies | 9 (Low) | Ragweed | 6 | 7 | 9 |
| Burntwood pollen count · Burntwood allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Burton Leonard pollen count · Burton Leonard allergies | 9 (Low) | Ragweed | 5 | 0.6 | 9 |
| Burton Pidsea pollen count · Burton Pidsea allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Burton Salmon pollen count · Burton Salmon allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Burton in Lonsdale pollen count · Burton in Lonsdale allergies | 9 (Low) | Grass | 2 | 9 | 6 |
| Burton upon Trent pollen count · Burton upon Trent allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Bury pollen count · Bury allergies | 9 (Low) | Ragweed | 9 | 0.6 | 8 |
| Bury St Edmunds pollen count · Bury St Edmunds allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Bushmills pollen count · Bushmills allergies | 9 (Low) | Grass | 7 | 9 | 7 |
| Buxton pollen count · Buxton allergies | 9 (Low) | Ragweed | 4 | 7 | 9 |
| Byram pollen count · Byram allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Caergwrle pollen count · Caergwrle allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Caldbeck pollen count · Caldbeck allergies | 9 (Low) | Grass | 2 | 9 | 6 |
| Camblesforth pollen count · Camblesforth allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Canterbury pollen count · Canterbury allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Capel Bangor pollen count · Capel Bangor allergies | 9 (Low) | Ragweed | 9 | 1 | 7 |
| Carno pollen count · Carno allergies | 9 (Low) | Grass | 4 | 9 | 7 |
| Castle Rising pollen count · Castle Rising allergies | 9 (Low) | Ragweed | 8 | 0.6 | 9 |
| Castledawson pollen count · Castledawson allergies | 9 (Low) | Grass | 7 | 9 | 7 |
| Castlereagh pollen count · Castlereagh allergies | 9 (Low) | Grass | 9 | 8 | 8 |
| Catterick pollen count · Catterick allergies | 9 (Low) | Ragweed | 3 | 5 | 9 |
| Cawood pollen count · Cawood allergies | 9 (Low) | Ragweed | 7 | 0.6 | 9 |
| Cawthorne pollen count · Cawthorne allergies | 9 (Low) | Ragweed | 6 | 0.6 | 9 |
| Ceres pollen count · Ceres allergies | 9 (Low) | Ragweed | 4 | 7 | 9 |
| Chadderton pollen count · Chadderton allergies | 9 (Low) | Ragweed | 6 | 1 | 9 |
| Chapel en le Frith pollen count · Chapel en le Frith allergies | 9 (Low) | Ragweed | 4 | 7 | 9 |
| Charing pollen count · Charing allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Chartham pollen count · Chartham allergies | 9 (Low) | Ragweed | 9 | 0.6 | 7 |
| Chasetown pollen count · Chasetown allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |
| Chawleigh pollen count · Chawleigh allergies | 9 (Low) | Ragweed | 9 | 0.6 | 6 |
| Chelford pollen count · Chelford allergies | 9 (Low) | Ragweed | 9 | 0.6 | 9 |