Pollen Count in Connecticut — Today

Updated Friday, November 6, 2026

The Connecticut pollen count today spans 215 tracked cities, from West Cornwall at 5 (Low) up to Broad Brook at 10 (Low). The allergen doing most of the work across Connecticut is Ragweed, the dominant pollen in 207 of its cities.

The Connecticut allergy forecast: the five-day outlook for Broad Brook, today’s highest Connecticut city, is rising, and 215 of 215 Connecticut cities carry a full five-day trend in the table below. Connecticut is tracked as part of North America in the Pollen Atlas region index.

Connecticut pollen count today — at a glance

Cities tracked
215
Highest today
Broad Brook — 10 (Low)
Lowest today
West Cornwall — 5 (Low)
Most common dominant allergen
Ragweed — in 207 of 215 cities
Band distribution
Low: 215
Data date
Friday, November 6, 2026

Worst in Connecticut today

Ranked by the Total Pollen Index, highest first. Tap a city for its full count, split and forecast.

  1. 1Broad Brook, CTDominant allergen: Ragweed10Low
  2. 2Rockville, CTDominant allergen: Ragweed10Low
  3. 3Blue Hills, CTDominant allergen: Ragweed8Low
  4. 4Bristol, CTDominant allergen: Ragweed8Low
  5. 5Clinton, CTDominant allergen: Ragweed8Low

Every Connecticut city — today’s pollen count

CityTodayDominantTreeGrassWeed
Broad Brook pollen count · Broad Brook allergies10 (Low)Ragweed0.60.613
Rockville pollen count · Rockville allergies10 (Low)Ragweed0.60.613
Blue Hills pollen count · Blue Hills allergies8 (Low)Ragweed0.60.611
Bristol pollen count · Bristol allergies8 (Low)Ragweed0.60.610
Clinton pollen count · Clinton allergies8 (Low)Ragweed0.60.610
East Hartford pollen count · East Hartford allergies8 (Low)Ragweed0.60.611
East Haven pollen count · East Haven allergies8 (Low)Ragweed0.60.610
Glastonbury Center pollen count · Glastonbury Center allergies8 (Low)Ragweed0.60.611
Guilford Center pollen count · Guilford Center allergies8 (Low)Ragweed0.60.610
Hartford pollen count · Hartford allergies8 (Low)Ragweed0.60.611
Hazardville pollen count · Hazardville allergies8 (Low)Ragweed0.60.610
Kensington pollen count · Kensington allergies8 (Low)Ragweed0.60.610
Lordship pollen count · Lordship allergies8 (Low)Ragweed0.60.611
Manchester pollen count · Manchester allergies8 (Low)Ragweed0.60.610
Meriden pollen count · Meriden allergies8 (Low)Ragweed0.60.610
Milford pollen count · Milford allergies8 (Low)Ragweed0.60.611
New Britain pollen count · New Britain allergies8 (Low)Ragweed0.60.611
New Haven pollen count · New Haven allergies8 (Low)Ragweed0.60.610
Newington pollen count · Newington allergies8 (Low)Ragweed0.60.610
North Granby pollen count · North Granby allergies8 (Low)Ragweed0.60.610
Plantsville pollen count · Plantsville allergies8 (Low)Ragweed0.60.610
Portland pollen count · Portland allergies8 (Low)Ragweed0.60.610
Salmon Brook pollen count · Salmon Brook allergies8 (Low)Ragweed0.60.610
Sherwood Manor pollen count · Sherwood Manor allergies8 (Low)Ragweed0.60.611
Simsbury Center pollen count · Simsbury Center allergies8 (Low)Ragweed0.60.610
Southwood Acres pollen count · Southwood Acres allergies8 (Low)Ragweed0.60.611
Stratford Downtown pollen count · Stratford Downtown allergies8 (Low)Ragweed0.60.611
Suffield Depot pollen count · Suffield Depot allergies8 (Low)Ragweed0.60.611
Tariffville pollen count · Tariffville allergies8 (Low)Ragweed0.60.610
Thompsonville pollen count · Thompsonville allergies8 (Low)Ragweed0.60.611
West Simsbury pollen count · West Simsbury allergies8 (Low)Ragweed0.60.610
Wethersfield pollen count · Wethersfield allergies8 (Low)Ragweed0.60.610
Windsor Locks pollen count · Windsor Locks allergies8 (Low)Ragweed0.60.610
Ansonia pollen count · Ansonia allergies7 (Low)Ragweed0.60.69
Branford Center pollen count · Branford Center allergies7 (Low)Ragweed0.60.69
Bridgeport pollen count · Bridgeport allergies7 (Low)Ragweed0.60.69
Byram pollen count · Byram allergies7 (Low)Ragweed0.60.69
Canton Valley pollen count · Canton Valley allergies7 (Low)Ragweed0.60.69
Cheshire Village pollen count · Cheshire Village allergies7 (Low)Ragweed0.60.69
Collinsville pollen count · Collinsville allergies7 (Low)Ragweed0.60.69
Compo pollen count · Compo allergies7 (Low)Ragweed0.60.69
Cos Cob pollen count · Cos Cob allergies7 (Low)Ragweed0.60.69
Danbury pollen count · Danbury allergies7 (Low)Ragweed0.60.69
Derby pollen count · Derby allergies7 (Low)Ragweed0.60.69
Durham pollen count · Durham allergies7 (Low)Ragweed0.60.69
Fenwick pollen count · Fenwick allergies7 (Low)Ragweed0.60.69
Glenville pollen count · Glenville allergies7 (Low)Ragweed0.60.69
Greens Farms pollen count · Greens Farms allergies7 (Low)Ragweed0.60.69
Greenwich pollen count · Greenwich allergies7 (Low)Ragweed0.60.69
Groton pollen count · Groton allergies7 (Low)Ragweed0.60.69
Hamden pollen count · Hamden allergies7 (Low)Ragweed0.60.69
Indian Field pollen count · Indian Field allergies7 (Low)Ragweed0.60.69
Jewett City pollen count · Jewett City allergies7 (Low)Ragweed0.60.69
Middletown pollen count · Middletown allergies7 (Low)Ragweed0.60.69
New Hartford Center pollen count · New Hartford Center allergies7 (Low)Ragweed0.60.69
New London pollen count · New London allergies7 (Low)Ragweed0.60.69
North Haven pollen count · North Haven allergies7 (Low)Ragweed0.60.69
Northford pollen count · Northford allergies7 (Low)Ragweed0.60.69
Norwalk pollen count · Norwalk allergies7 (Low)Ragweed0.60.69
Old Greenwich pollen count · Old Greenwich allergies7 (Low)Ragweed0.60.69
Old Hill pollen count · Old Hill allergies7 (Low)Ragweed0.60.69
Old Saybrook Center pollen count · Old Saybrook Center allergies7 (Low)Ragweed0.60.69
Orange pollen count · Orange allergies7 (Low)Ragweed0.60.69
Oronoque pollen count · Oronoque allergies7 (Low)Ragweed0.60.69
Pemberwick pollen count · Pemberwick allergies7 (Low)Ragweed0.60.69
Pleasant Valley pollen count · Pleasant Valley allergies7 (Low)Ragweed0.60.69
Quasset Lake pollen count · Quasset Lake allergies7 (Low)Ragweed0.60.69
Quinnipiac University pollen count · Quinnipiac University allergies7 (Low)Ragweed0.60.69
Ridgebury pollen count · Ridgebury allergies7 (Low)Ragweed0.60.69
Riverside pollen count · Riverside allergies7 (Low)Ragweed0.60.69
Rock Ridge pollen count · Rock Ridge allergies7 (Low)Ragweed0.60.69
Sacred Heart University pollen count · Sacred Heart University allergies7 (Low)Ragweed0.60.69
Saugatuck pollen count · Saugatuck allergies7 (Low)Ragweed0.60.69
Saybrook Manor pollen count · Saybrook Manor allergies7 (Low)Ragweed0.60.69
Sharon pollen count · Sharon allergies7 (Low)Ragweed0.60.69
Shelton pollen count · Shelton allergies7 (Low)Ragweed0.60.69
Somers pollen count · Somers allergies7 (Low)Ragweed0.60.69
South Windham pollen count · South Windham allergies7 (Low)Ragweed0.60.69
South Woodstock pollen count · South Woodstock allergies7 (Low)Ragweed0.60.69
Southport pollen count · Southport allergies7 (Low)Ragweed0.60.69
Stonington pollen count · Stonington allergies7 (Low)Ragweed0.60.69
Taylor Corners pollen count · Taylor Corners allergies7 (Low)Ragweed0.60.69
Trumbull Center pollen count · Trumbull Center allergies7 (Low)Ragweed0.60.69
Wallingford Center pollen count · Wallingford Center allergies7 (Low)Ragweed0.60.69
Waterbury pollen count · Waterbury allergies7 (Low)Ragweed0.60.69
Waterford pollen count · Waterford allergies7 (Low)Ragweed0.60.69
Weatogue pollen count · Weatogue allergies7 (Low)Ragweed0.60.69
West Hartford pollen count · West Hartford allergies7 (Low)Ragweed0.60.69
West Haven pollen count · West Haven allergies7 (Low)Ragweed0.60.69
Westbrook Center pollen count · Westbrook Center allergies7 (Low)Ragweed0.60.69
Westport Village pollen count · Westport Village allergies7 (Low)Ragweed0.60.69
Willimantic pollen count · Willimantic allergies7 (Low)Ragweed0.60.69
Woodmont pollen count · Woodmont allergies7 (Low)Ragweed0.60.69
Ball Pond pollen count · Ball Pond allergies6 (Low)Ragweed0.60.68
Baltic pollen count · Baltic allergies6 (Low)Ragweed0.60.68
Bethel pollen count · Bethel allergies6 (Low)Ragweed0.60.68
Bigelow Corners pollen count · Bigelow Corners allergies6 (Low)Ragweed0.60.68
Bogus Hill pollen count · Bogus Hill allergies6 (Low)Ragweed0.60.68
Botsford pollen count · Botsford allergies6 (Low)Ragweed0.60.68
Branchville pollen count · Branchville allergies6 (Low)Ragweed0.60.68
Bridgewater pollen count · Bridgewater allergies6 (Low)Ragweed0.60.68
Brookfield Center pollen count · Brookfield Center allergies6 (Low)Ragweed0.60.68
Brooklyn pollen count · Brooklyn allergies6 (Low)Ragweed0.60.68
Candlewood Isle pollen count · Candlewood Isle allergies6 (Low)Ragweed0.60.68
Candlewood Knolls pollen count · Candlewood Knolls allergies6 (Low)Ragweed0.60.68
Candlewood Lake Club pollen count · Candlewood Lake Club allergies6 (Low)Ragweed0.60.68
Candlewood Orchards pollen count · Candlewood Orchards allergies6 (Low)Ragweed0.60.68
Candlewood Shores pollen count · Candlewood Shores allergies6 (Low)Ragweed0.60.68
Cannondale pollen count · Cannondale allergies6 (Low)Ragweed0.60.68
Chimney Point pollen count · Chimney Point allergies6 (Low)Ragweed0.60.68
Colchester pollen count · Colchester allergies6 (Low)Ragweed0.60.68
Coleytown pollen count · Coleytown allergies6 (Low)Ragweed0.60.68
Conning Towers-Nautilus Park pollen count · Conning Towers-Nautilus Park allergies6 (Low)Ragweed0.60.68
Coventry Lake pollen count · Coventry Lake allergies6 (Low)Ragweed0.60.68
Crystal Lake pollen count · Crystal Lake allergies6 (Low)Ragweed0.60.68
Daniels Farm pollen count · Daniels Farm allergies6 (Low)Ragweed0.60.68
Danielson pollen count · Danielson allergies6 (Low)Ragweed0.60.68
Darien Downtown pollen count · Darien Downtown allergies6 (Low)Ragweed0.60.68
Dayville pollen count · Dayville allergies6 (Low)Ragweed0.60.68
Dodgingtown pollen count · Dodgingtown allergies6 (Low)Ragweed0.60.68
East Brooklyn pollen count · East Brooklyn allergies6 (Low)Ragweed0.60.68
East Hampton pollen count · East Hampton allergies6 (Low)Ragweed0.60.68
East Village pollen count · East Village allergies6 (Low)Ragweed0.60.68
Fairfield University pollen count · Fairfield University allergies6 (Low)Ragweed0.60.68
Falls Village pollen count · Falls Village allergies6 (Low)Ragweed0.60.68
Gales Ferry pollen count · Gales Ferry allergies6 (Low)Ragweed0.60.68
Gaylordsville pollen count · Gaylordsville allergies6 (Low)Ragweed0.60.68
Georgetown pollen count · Georgetown allergies6 (Low)Ragweed0.60.68
Groton Long Point pollen count · Groton Long Point allergies6 (Low)Ragweed0.60.68
Hawleyville pollen count · Hawleyville allergies6 (Low)Ragweed0.60.68
Heritage Village pollen count · Heritage Village allergies6 (Low)Ragweed0.60.68
Higganum pollen count · Higganum allergies6 (Low)Ragweed0.60.68
Inglenook pollen count · Inglenook allergies6 (Low)Ragweed0.60.68
Kellogg Point pollen count · Kellogg Point allergies6 (Low)Ragweed0.60.68
Knollcrest pollen count · Knollcrest allergies6 (Low)Ragweed0.60.68
Lake Bungee pollen count · Lake Bungee allergies6 (Low)Ragweed0.60.68
Lake Chaffee pollen count · Lake Chaffee allergies6 (Low)Ragweed0.60.68
Lake Pocotopaug pollen count · Lake Pocotopaug allergies6 (Low)Ragweed0.60.68
Lakes East pollen count · Lakes East allergies6 (Low)Ragweed0.60.68
Lakes West pollen count · Lakes West allergies6 (Low)Ragweed0.60.68
Lakeside Woods pollen count · Lakeside Woods allergies6 (Low)Ragweed0.60.68
Lakeville pollen count · Lakeville allergies6 (Low)Ragweed0.60.68
Long Hill pollen count · Long Hill allergies6 (Low)Ragweed0.60.68
Madison Center pollen count · Madison Center allergies6 (Low)Ragweed0.60.68
Mamanasco Lake pollen count · Mamanasco Lake allergies6 (Low)Ragweed0.60.68
Mansfield Center pollen count · Mansfield Center allergies6 (Low)Ragweed0.60.68
Mechanicsville pollen count · Mechanicsville allergies6 (Low)Ragweed0.60.68
Mill Plain pollen count · Mill Plain allergies6 (Low)Ragweed0.60.68
Moodus pollen count · Moodus allergies6 (Low)Ragweed0.60.68
Moosup pollen count · Moosup allergies6 (Low)Ragweed0.60.68
Murray pollen count · Murray allergies6 (Low)Ragweed0.60.68
Mystic pollen count · Mystic allergies6 (Low)Ragweed0.60.68
Naugatuck pollen count · Naugatuck allergies6 (Low)Ragweed0.60.68
New Canaan pollen count · New Canaan allergies6 (Low)Ragweed0.60.68
New Milford pollen count · New Milford allergies6 (Low)Ragweed0.60.68
Newtown pollen count · Newtown allergies6 (Low)Ragweed0.60.68
Niantic pollen count · Niantic allergies6 (Low)Ragweed0.60.68
Noank pollen count · Noank allergies6 (Low)Ragweed0.60.68
Noroton pollen count · Noroton allergies6 (Low)Ragweed0.60.68
Noroton Heights pollen count · Noroton Heights allergies6 (Low)Ragweed0.60.68
North Grosvenor Dale pollen count · North Grosvenor Dale allergies6 (Low)Ragweed0.60.68
Northwest Harwinton pollen count · Northwest Harwinton allergies6 (Low)Ragweed0.60.68
Norwich pollen count · Norwich allergies6 (Low)Ragweed0.60.68
Oakville pollen count · Oakville allergies6 (Low)Ragweed0.60.68
Old Mystic pollen count · Old Mystic allergies6 (Low)Ragweed0.60.68
Oxoboxo River pollen count · Oxoboxo River allergies6 (Low)Ragweed0.60.68
Pawcatuck pollen count · Pawcatuck allergies6 (Low)Ragweed0.60.68
Plainfield Village pollen count · Plainfield Village allergies6 (Low)Ragweed0.60.68
Plattsville pollen count · Plattsville allergies6 (Low)Ragweed0.60.68
Poplar Plains pollen count · Poplar Plains allergies6 (Low)Ragweed0.60.68
Poquonock Bridge pollen count · Poquonock Bridge allergies6 (Low)Ragweed0.60.68
Putnam pollen count · Putnam allergies6 (Low)Ragweed0.60.68
Quinebaug pollen count · Quinebaug allergies6 (Low)Ragweed0.60.68
Redding Center pollen count · Redding Center allergies6 (Low)Ragweed0.60.68
Ridgefield pollen count · Ridgefield allergies6 (Low)Ragweed0.60.68
Route 7 Gateway pollen count · Route 7 Gateway allergies6 (Low)Ragweed0.60.68
Sail Harbor pollen count · Sail Harbor allergies6 (Low)Ragweed0.60.68
Sandy Hook pollen count · Sandy Hook allergies6 (Low)Ragweed0.60.68
Sherman pollen count · Sherman allergies6 (Low)Ragweed0.60.68
South Coventry pollen count · South Coventry allergies6 (Low)Ragweed0.60.68
South Wilton pollen count · South Wilton allergies6 (Low)Ragweed0.60.68
Stafford Springs pollen count · Stafford Springs allergies6 (Low)Ragweed0.60.68
Stamford pollen count · Stamford allergies6 (Low)Ragweed0.60.68
Staples pollen count · Staples allergies6 (Low)Ragweed0.60.68
Stepney pollen count · Stepney allergies6 (Low)Ragweed0.60.68
Storrs pollen count · Storrs allergies6 (Low)Ragweed0.60.68
Tashua pollen count · Tashua allergies6 (Low)Ragweed0.60.68
Terramuggus pollen count · Terramuggus allergies6 (Low)Ragweed0.60.68
Terryville pollen count · Terryville allergies6 (Low)Ragweed0.60.68
Thomaston pollen count · Thomaston allergies6 (Low)Ragweed0.60.68
Tokeneke pollen count · Tokeneke allergies6 (Low)Ragweed0.60.68
Topstone pollen count · Topstone allergies6 (Low)Ragweed0.60.68
Torrington pollen count · Torrington allergies6 (Low)Ragweed0.60.68
Watertown pollen count · Watertown allergies6 (Low)Ragweed0.60.68
Wauregan pollen count · Wauregan allergies6 (Low)Ragweed0.60.68
West Mountain pollen count · West Mountain allergies6 (Low)Ragweed0.60.68
Weston pollen count · Weston allergies6 (Low)Ragweed0.60.68
Wilton Center pollen count · Wilton Center allergies6 (Low)Ragweed0.60.68
Winsted pollen count · Winsted allergies6 (Low)Ragweed0.60.68
Witches Woods pollen count · Witches Woods allergies6 (Low)Ragweed0.60.68
Woodbury Center pollen count · Woodbury Center allergies6 (Low)Ragweed0.60.68
Bantam pollen count · Bantam allergies5 (Low)Grass0.60.60.6
Bethlehem Village pollen count · Bethlehem Village allergies5 (Low)Grass0.60.60.6
Canaan pollen count · Canaan allergies5 (Low)Grass0.60.60.6
Chester Center pollen count · Chester Center allergies5 (Low)Ragweed0.60.67
Cornwall pollen count · Cornwall allergies5 (Low)Grass0.60.60.6
Cornwall Bridge pollen count · Cornwall Bridge allergies5 (Low)Ragweed0.60.67
Deep River Center pollen count · Deep River Center allergies5 (Low)Ragweed0.60.67
Essex Village pollen count · Essex Village allergies5 (Low)Ragweed0.60.67
Litchfield pollen count · Litchfield allergies5 (Low)Grass0.60.60.6
Mashantucket pollen count · Mashantucket allergies5 (Low)Ragweed0.60.67
New Preston pollen count · New Preston allergies5 (Low)Grass0.60.60.6
Norfolk pollen count · Norfolk allergies5 (Low)Grass0.60.60.6
Riverton pollen count · Riverton allergies5 (Low)Ragweed0.60.67
West Cornwall pollen count · West Cornwall allergies5 (Low)Grass0.60.60.6

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