| Elburn pollen count · Elburn allergies | 41 (Moderate) | Ragweed | 0.6 | 1 | 53 |
| Plattville pollen count · Plattville allergies | 41 (Moderate) | Ragweed | 0.6 | 1 | 53 |
| Prestbury pollen count · Prestbury allergies | 38 (Low) | Ragweed | 0.6 | 1 | 50 |
| Sugar Grove pollen count · Sugar Grove allergies | 38 (Low) | Ragweed | 0.6 | 1 | 50 |
| Bonnie Brae pollen count · Bonnie Brae allergies | 37 (Low) | Ragweed | 0.6 | 1 | 48 |
| Homer Glen pollen count · Homer Glen allergies | 37 (Low) | Ragweed | 0.6 | 1 | 48 |
| Lockport pollen count · Lockport allergies | 37 (Low) | Ragweed | 0.6 | 1 | 48 |
| Lockport Heights pollen count · Lockport Heights allergies | 37 (Low) | Ragweed | 0.6 | 1 | 48 |
| Shorewood pollen count · Shorewood allergies | 37 (Low) | Ragweed | 0.6 | 1 | 48 |
| Crest Hill pollen count · Crest Hill allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Fairmont pollen count · Fairmont allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Gilberts pollen count · Gilberts allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Montgomery pollen count · Montgomery allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Pingree Grove pollen count · Pingree Grove allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Romeoville pollen count · Romeoville allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Sunnyland pollen count · Sunnyland allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Yorkville pollen count · Yorkville allergies | 36 (Low) | Ragweed | 0.6 | 1 | 47 |
| Burtons Bridge pollen count · Burtons Bridge allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Holiday Hills pollen count · Holiday Hills allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Huntley pollen count · Huntley allergies | 35 (Low) | Ragweed | 0.6 | 1 | 46 |
| Ingalls Park pollen count · Ingalls Park allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Island Lake pollen count · Island Lake allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Lakemoor pollen count · Lakemoor allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Lakewood pollen count · Lakewood allergies | 35 (Low) | Ragweed | 0.6 | 1 | 46 |
| McCullom Lake pollen count · McCullom Lake allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| McHenry pollen count · McHenry allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| New Lenox pollen count · New Lenox allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Prairie Grove pollen count · Prairie Grove allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Ridgewood pollen count · Ridgewood allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Ringwood pollen count · Ringwood allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Solon Mills pollen count · Solon Mills allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Volo pollen count · Volo allergies | 35 (Low) | Ragweed | 0.6 | 1 | 45 |
| Boulder Hill pollen count · Boulder Hill allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Campton Hills pollen count · Campton Hills allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Chicago Heights pollen count · Chicago Heights allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Crystal Lawns pollen count · Crystal Lawns allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Ford Heights pollen count · Ford Heights allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Glenwood pollen count · Glenwood allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Hebron pollen count · Hebron allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Lynwood pollen count · Lynwood allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Oswego pollen count · Oswego allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Plainfield pollen count · Plainfield allergies | 34 (Low) | Ragweed | 0.6 | 1 | 44 |
| Sauk Village pollen count · Sauk Village allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| South Chicago Heights pollen count · South Chicago Heights allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Steger pollen count · Steger allergies | 34 (Low) | Ragweed | 0.6 | 2 | 44 |
| Arbury Hills pollen count · Arbury Hills allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Aurora pollen count · Aurora allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Batavia pollen count · Batavia allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Bensenville pollen count · Bensenville allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Bolingbrook pollen count · Bolingbrook allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Des Plaines pollen count · Des Plaines allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Frankfort Square pollen count · Frankfort Square allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Greenwood pollen count · Greenwood allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Hainesville pollen count · Hainesville allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| North Aurora pollen count · North Aurora allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Rosemont pollen count · Rosemont allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Round Lake pollen count · Round Lake allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Round Lake Park pollen count · Round Lake Park allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Schiller Park pollen count · Schiller Park allergies | 33 (Low) | Ragweed | 0.6 | 2 | 43 |
| Wauconda pollen count · Wauconda allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Wonder Lake pollen count · Wonder Lake allergies | 33 (Low) | Ragweed | 0.6 | 1 | 43 |
| Alsip pollen count · Alsip allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Antioch pollen count · Antioch allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Bartlett pollen count · Bartlett allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Bellwood pollen count · Bellwood allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Berkeley pollen count · Berkeley allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Bloomingdale pollen count · Bloomingdale allergies | 32 (Low) | Ragweed | 0.6 | 2 | 42 |
| Blue Island pollen count · Blue Island allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Bondville pollen count · Bondville allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Bridgeview pollen count · Bridgeview allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Broadview pollen count · Broadview allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Bull Valley pollen count · Bull Valley allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Burbank pollen count · Burbank allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Burnham pollen count · Burnham allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Calumet City pollen count · Calumet City allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Calumet Park pollen count · Calumet Park allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Carol Stream pollen count · Carol Stream allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Channel Lake pollen count · Channel Lake allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Chicago Ridge pollen count · Chicago Ridge allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Dewey pollen count · Dewey allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Dolton pollen count · Dolton allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Elliott pollen count · Elliott allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Elmhurst pollen count · Elmhurst allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Evergreen Park pollen count · Evergreen Park allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Fisher pollen count · Fisher allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Foosland pollen count · Foosland allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Franklin Park pollen count · Franklin Park allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Gages Lake pollen count · Gages Lake allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Gibson City pollen count · Gibson City allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Gifford pollen count · Gifford allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Glen Ellyn pollen count · Glen Ellyn allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Glendale Heights pollen count · Glendale Heights allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Grandwood Park pollen count · Grandwood Park allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Grayslake pollen count · Grayslake allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Hanover Park pollen count · Hanover Park allergies | 32 (Low) | Ragweed | 0.6 | 2 | 42 |
| Hartford pollen count · Hartford allergies | 32 (Low) | Ragweed | 0.6 | 3 | 41 |
| Hickory Hills pollen count · Hickory Hills allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Hillside pollen count · Hillside allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Hometown pollen count · Hometown allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Joliet pollen count · Joliet allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Lake Catherine pollen count · Lake Catherine allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Lansing pollen count · Lansing allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Libertyville pollen count · Libertyville allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Lindenhurst pollen count · Lindenhurst allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Loda pollen count · Loda allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Ludlow pollen count · Ludlow allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Melrose Park pollen count · Melrose Park allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Merrionette Park pollen count · Merrionette Park allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Mitchell pollen count · Mitchell allergies | 32 (Low) | Ragweed | 0.6 | 3 | 41 |
| Mundelein pollen count · Mundelein allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Naperville pollen count · Naperville allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Northlake pollen count · Northlake allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Oak Lawn pollen count · Oak Lawn allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Old Mill Creek pollen count · Old Mill Creek allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Orland Park pollen count · Orland Park allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Palos Heights pollen count · Palos Heights allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Palos Hills pollen count · Palos Hills allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Palos Park pollen count · Palos Park allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Paxton pollen count · Paxton allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Philo pollen count · Philo allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Phoenix pollen count · Phoenix allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Preston Heights pollen count · Preston Heights allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Rantoul pollen count · Rantoul allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Richmond pollen count · Richmond allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Ridgefield pollen count · Ridgefield allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Riverdale pollen count · Riverdale allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Rockdale pollen count · Rockdale allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Roselle pollen count · Roselle allergies | 32 (Low) | Ragweed | 0.6 | 2 | 42 |
| Schaumburg pollen count · Schaumburg allergies | 32 (Low) | Ragweed | 0.6 | 2 | 42 |
| Seymour pollen count · Seymour allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Sidney pollen count · Sidney allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| South Holland pollen count · South Holland allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| South Roxana pollen count · South Roxana allergies | 32 (Low) | Ragweed | 0.6 | 3 | 41 |
| Spring Grove pollen count · Spring Grove allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Stone Park pollen count · Stone Park allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Streamwood pollen count · Streamwood allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Third Lake pollen count · Third Lake allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Thomasboro pollen count · Thomasboro allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Thornton pollen count · Thornton allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Venetian Village pollen count · Venetian Village allergies | 32 (Low) | Ragweed | 0.6 | 1 | 41 |
| Wheaton pollen count · Wheaton allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Woodstock pollen count · Woodstock allergies | 32 (Low) | Ragweed | 0.6 | 1 | 42 |
| Worth pollen count · Worth allergies | 32 (Low) | Ragweed | 0.6 | 2 | 41 |
| Alden pollen count · Alden allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Bedford Park pollen count · Bedford Park allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Belvidere pollen count · Belvidere allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Berwyn pollen count · Berwyn allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Brookfield pollen count · Brookfield allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Burlington pollen count · Burlington allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Capron pollen count · Capron allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Chemung pollen count · Chemung allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Cicero pollen count · Cicero allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Country Club Hills pollen count · Country Club Hills allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Crestwood pollen count · Crestwood allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Darien pollen count · Darien allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Dixmoor pollen count · Dixmoor allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| East Hazel Crest pollen count · East Hazel Crest allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Elk Grove Village pollen count · Elk Grove Village allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Forest View pollen count · Forest View allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Franklinville pollen count · Franklinville allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Garden Prairie pollen count · Garden Prairie allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Geneva pollen count · Geneva allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Genoa pollen count · Genoa allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Hampshire pollen count · Hampshire allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Harmony pollen count · Harmony allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Hartland pollen count · Hartland allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Harvard pollen count · Harvard allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Harvey pollen count · Harvey allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Hazel Crest pollen count · Hazel Crest allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Homewood pollen count · Homewood allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Itasca pollen count · Itasca allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Justice pollen count · Justice allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Kingston pollen count · Kingston allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Kirkland pollen count · Kirkland allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Lawrence pollen count · Lawrence allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Lemont pollen count · Lemont allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Lisle pollen count · Lisle allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Lyons pollen count · Lyons allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Markham pollen count · Markham allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| McCook pollen count · McCook allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Midlothian pollen count · Midlothian allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Monroe Center pollen count · Monroe Center allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| North Riverside pollen count · North Riverside allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Oak Forest pollen count · Oak Forest allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Orland Hills pollen count · Orland Hills allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Plum Valley pollen count · Plum Valley allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Posen pollen count · Posen allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Riverside pollen count · Riverside allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Robbins pollen count · Robbins allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| St. Charles pollen count · St. Charles allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Stickney pollen count · Stickney allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Summit pollen count · Summit allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Timberlane pollen count · Timberlane allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Tinley Park pollen count · Tinley Park allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Union pollen count · Union allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Warrenville pollen count · Warrenville allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Wayne pollen count · Wayne allergies | 31 (Low) | Ragweed | 0.6 | 1 | 40 |
| Wood Dale pollen count · Wood Dale allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Woodridge pollen count · Woodridge allergies | 31 (Low) | Ragweed | 0.6 | 2 | 40 |
| Adeline pollen count · Adeline allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Argyle pollen count · Argyle allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Caledonia pollen count · Caledonia allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Candlewick Lake pollen count · Candlewick Lake allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Columbia pollen count · Columbia allergies | 30 (Low) | Ragweed | 0.6 | 3 | 39 |
| Dakota pollen count · Dakota allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Davis pollen count · Davis allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Davis Junction pollen count · Davis Junction allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Dupo pollen count · Dupo allergies | 30 (Low) | Ragweed | 0.6 | 3 | 39 |
| Durand pollen count · Durand allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| East Carondelet pollen count · East Carondelet allergies | 30 (Low) | Ragweed | 0.6 | 3 | 39 |
| Elgin pollen count · Elgin allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Flossmoor pollen count · Flossmoor allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Fox Lake pollen count · Fox Lake allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| German Valley pollen count · German Valley allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Holcomb pollen count · Holcomb allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Johnsburg pollen count · Johnsburg allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Lake Summerset pollen count · Lake Summerset allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Leaf River pollen count · Leaf River allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Matteson pollen count · Matteson allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Mount Morris pollen count · Mount Morris allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Olympia Fields pollen count · Olympia Fields allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Park Forest pollen count · Park Forest allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Pistakee Highlands pollen count · Pistakee Highlands allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Poplar Grove pollen count · Poplar Grove allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Richton Park pollen count · Richton Park allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Ridott pollen count · Ridott allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Rock City pollen count · Rock City allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| South Elgin pollen count · South Elgin allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Stillman Valley pollen count · Stillman Valley allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| West Chicago pollen count · West Chicago allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Westlake Village pollen count · Westlake Village allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Winfield pollen count · Winfield allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Winnebago pollen count · Winnebago allergies | 30 (Low) | Ragweed | 0.6 | 1 | 39 |
| Addison pollen count · Addison allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Albers pollen count · Albers allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Algonquin pollen count · Algonquin allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Alhambra pollen count · Alhambra allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Aroma Park pollen count · Aroma Park allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Arrowsmith pollen count · Arrowsmith allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Aviston pollen count · Aviston allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Baileyville pollen count · Baileyville allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Beecher pollen count · Beecher allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Benson pollen count · Benson allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Bethalto pollen count · Bethalto allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Braceville pollen count · Braceville allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Breese pollen count · Breese allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Brussels pollen count · Brussels allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Buckingham pollen count · Buckingham allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Burr Ridge pollen count · Burr Ridge allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Cabery pollen count · Cabery allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Campus pollen count · Campus allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Carbon Hill pollen count · Carbon Hill allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Carlock pollen count · Carlock allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Cedarville pollen count · Cedarville allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Chadwick pollen count · Chadwick allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Chebanse pollen count · Chebanse allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Coal City pollen count · Coal City allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Congerville pollen count · Congerville allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Cordova pollen count · Cordova allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Crete pollen count · Crete allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Crystal Lake pollen count · Crystal Lake allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Damiansville pollen count · Damiansville allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Danvers pollen count · Danvers allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Deer Creek pollen count · Deer Creek allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Diamond pollen count · Diamond allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Dwight pollen count · Dwight allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Eagle Lake pollen count · Eagle Lake allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| East Brooklyn pollen count · East Brooklyn allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| El Paso pollen count · El Paso allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Ellsworth pollen count · Ellsworth allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Erie pollen count · Erie allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Eureka pollen count · Eureka allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Forreston pollen count · Forreston allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Fox Lake Hills pollen count · Fox Lake Hills allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Frankfort pollen count · Frankfort allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Gardner pollen count · Gardner allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Germantown pollen count · Germantown allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Goodenow pollen count · Goodenow allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Goodfield pollen count · Goodfield allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Grantfork pollen count · Grantfork allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Hamel pollen count · Hamel allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Heritage Lake pollen count · Heritage Lake allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Herscher pollen count · Herscher allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Highland pollen count · Highland allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Hillsdale pollen count · Hillsdale allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Hoffman Estates pollen count · Hoffman Estates allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Inverness pollen count · Inverness allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Kappa pollen count · Kappa allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Lake Villa pollen count · Lake Villa allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Lake in the Hills pollen count · Lake in the Hills allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Lanark pollen count · Lanark allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Lebanon pollen count · Lebanon allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Lena pollen count · Lena allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Lombard pollen count · Lombard allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Long Lake pollen count · Long Lake allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Lowpoint pollen count · Lowpoint allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Mackinaw pollen count · Mackinaw allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Marine pollen count · Marine allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Marley pollen count · Marley allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Mascoutah pollen count · Mascoutah allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Metamora pollen count · Metamora allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Minonk pollen count · Minonk allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Mokena pollen count · Mokena allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Moro pollen count · Moro allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Mount Carroll pollen count · Mount Carroll allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| New Baden pollen count · New Baden allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| New Douglas pollen count · New Douglas allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Nora pollen count · Nora allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Oakbrook Terrace pollen count · Oakbrook Terrace allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Old Ripley pollen count · Old Ripley allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Orangeville pollen count · Orangeville allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Panola pollen count · Panola allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Pearl City pollen count · Pearl City allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Pierron pollen count · Pierron allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Pocahontas pollen count · Pocahontas allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Prairietown pollen count · Prairietown allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Reddick pollen count · Reddick allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Roanoke pollen count · Roanoke allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Round Lake Beach pollen count · Round Lake Beach allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Round Lake Heights pollen count · Round Lake Heights allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Rutland pollen count · Rutland allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Sammons Point pollen count · Sammons Point allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Scales Mound pollen count · Scales Mound allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Secor pollen count · Secor allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Shannon pollen count · Shannon allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| South Wilmington pollen count · South Wilmington allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| St. Jacob pollen count · St. Jacob allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| St. Rose pollen count · St. Rose allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Stockton pollen count · Stockton allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Summerfield pollen count · Summerfield allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Sun River Terrace pollen count · Sun River Terrace allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Thomson pollen count · Thomson allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Tremont pollen count · Tremont allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Trenton pollen count · Trenton allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Trout Valley pollen count · Trout Valley allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Villa Park pollen count · Villa Park allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Wadsworth pollen count · Wadsworth allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Warren pollen count · Warren allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Washburn pollen count · Washburn allergies | 29 (Low) | Ragweed | 0.6 | 2 | 38 |
| Willow Springs pollen count · Willow Springs allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Winslow pollen count · Winslow allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Worden pollen count · Worden allergies | 29 (Low) | Ragweed | 0.6 | 2 | 37 |
| Zion pollen count · Zion allergies | 29 (Low) | Ragweed | 0.6 | 1 | 38 |
| Abingdon pollen count · Abingdon allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Albany pollen count · Albany allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Aledo pollen count · Aledo allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Alexis pollen count · Alexis allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Alpha pollen count · Alpha allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Altona pollen count · Altona allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Alvan (Alvin) pollen count · Alvan (Alvin) allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Amboy pollen count · Amboy allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Andover pollen count · Andover allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Andres pollen count · Andres allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Annawan pollen count · Annawan allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Apple River pollen count · Apple River allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Arlington pollen count · Arlington allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Arlington Heights pollen count · Arlington Heights allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Ashton pollen count · Ashton allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Atkinson pollen count · Atkinson allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Avon pollen count · Avon allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Barrington pollen count · Barrington allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Barrington Hills pollen count · Barrington Hills allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Beaverville pollen count · Beaverville allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Bellflower pollen count · Bellflower allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Big Rock pollen count · Big Rock allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Bishop Hill pollen count · Bishop Hill allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Bismarck pollen count · Bismarck allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Bonfield pollen count · Bonfield allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Bourbonnais pollen count · Bourbonnais allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Bradford pollen count · Bradford allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Bradley pollen count · Bradley allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Brimfield pollen count · Brimfield allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Buda pollen count · Buda allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Buffalo Prairie pollen count · Buffalo Prairie allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Cambridge pollen count · Cambridge allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Carman pollen count · Carman allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Carpentersville pollen count · Carpentersville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Cary pollen count · Cary allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Catlin pollen count · Catlin allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Channahon pollen count · Channahon allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Cherry pollen count · Cherry allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Chillicothe pollen count · Chillicothe allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Cisco pollen count · Cisco allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Clarendon Hills pollen count · Clarendon Hills allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Clinton pollen count · Clinton allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Coal Valley pollen count · Coal Valley allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Coleta pollen count · Coleta allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Como pollen count · Como allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Compton pollen count · Compton allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Cornell pollen count · Cornell allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Cortland pollen count · Cortland allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Countryside pollen count · Countryside allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Creston pollen count · Creston allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Custer Park pollen count · Custer Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Dalzell pollen count · Dalzell allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Dana pollen count · Dana allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| De Land pollen count · De Land allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| De Witt pollen count · De Witt allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| DeKalb pollen count · DeKalb allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Deer Grove pollen count · Deer Grove allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Deer Park pollen count · Deer Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Dover pollen count · Dover allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Dowell pollen count · Dowell allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Downers Grove pollen count · Downers Grove allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Earlville pollen count · Earlville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| East Dundee pollen count · East Dundee allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| East Lynn pollen count · East Lynn allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Edgington pollen count · Edgington allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Edwardsville pollen count · Edwardsville allergies | 28 (Low) | Ragweed | 0.6 | 3 | 36 |
| Elizabeth pollen count · Elizabeth allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Elkville pollen count · Elkville allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Elmwood pollen count · Elmwood allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Fairmount pollen count · Fairmount allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Farmer City pollen count · Farmer City allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Farmington pollen count · Farmington allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Fithian pollen count · Fithian allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Floraville pollen count · Floraville allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Forest City pollen count · Forest City allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Forest Lake pollen count · Forest Lake allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Fox River Grove pollen count · Fox River Grove allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Franklin Grove pollen count · Franklin Grove allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Galt pollen count · Galt allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Galva pollen count · Galva allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Geneseo pollen count · Geneseo allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Georgetown pollen count · Georgetown allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Gilson pollen count · Gilson allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Glen Carbon pollen count · Glen Carbon allergies | 28 (Low) | Ragweed | 0.6 | 3 | 36 |
| Gorham pollen count · Gorham allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Grand Ridge pollen count · Grand Ridge allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Grant Park pollen count · Grant Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Granville pollen count · Granville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Green Valley pollen count · Green Valley allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Hamlet pollen count · Hamlet allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Hanna City pollen count · Hanna City allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Harding pollen count · Harding allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Harmon pollen count · Harmon allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Hawthorn Woods pollen count · Hawthorn Woods allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Henning pollen count · Henning allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Henry pollen count · Henry allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Heyworth pollen count · Heyworth allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Hillcrest pollen count · Hillcrest allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Hinckley pollen count · Hinckley allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Hinsdale pollen count · Hinsdale allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Hodgkins pollen count · Hodgkins allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Holiday Shores pollen count · Holiday Shores allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Hollowayville pollen count · Hollowayville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Homer pollen count · Homer allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Hooppole pollen count · Hooppole allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Indian Head Park pollen count · Indian Head Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Irwin pollen count · Irwin allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Joslin pollen count · Joslin allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Joy pollen count · Joy allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Kaneville pollen count · Kaneville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Kangley pollen count · Kangley allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Keithsburg pollen count · Keithsburg allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Kings pollen count · Kings allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Kinsman pollen count · Kinsman allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| La Fayette pollen count · La Fayette allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| La Grange pollen count · La Grange allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| La Grange Park pollen count · La Grange Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| La Moille pollen count · La Moille allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| La Rose pollen count · La Rose allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Ladd pollen count · Ladd allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lake Barrington pollen count · Lake Barrington allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lake Holiday pollen count · Lake Holiday allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Lake Zurich pollen count · Lake Zurich allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Lakewood Shores pollen count · Lakewood Shores allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Lane pollen count · Lane allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Le Roy pollen count · Le Roy allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Lee pollen count · Lee allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Lee Center pollen count · Lee Center allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Leland pollen count · Leland allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Leonore pollen count · Leonore allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lily Lake pollen count · Lily Lake allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Limestone pollen count · Limestone allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Lisbon pollen count · Lisbon allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Little York pollen count · Little York allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Lomax pollen count · Lomax allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| London Mills pollen count · London Mills allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Long Point pollen count · Long Point allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lostant pollen count · Lostant allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lyndon pollen count · Lyndon allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Lynn Center pollen count · Lynn Center allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Magnolia pollen count · Magnolia allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Malden pollen count · Malden allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Malta pollen count · Malta allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Manhattan pollen count · Manhattan allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Manito pollen count · Manito allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Manlius pollen count · Manlius allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Mansfield pollen count · Mansfield allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Manteno pollen count · Manteno allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Maple Park pollen count · Maple Park allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Maquon pollen count · Maquon allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Maroa pollen count · Maroa allergies | 28 (Low) | Ragweed | 0.6 | 2 | 36 |
| Matherville pollen count · Matherville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Mazon pollen count · Mazon allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| McNabb pollen count · McNabb allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |
| Mendota pollen count · Mendota allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Millbrook pollen count · Millbrook allergies | 28 (Low) | Ragweed | 0.6 | 1 | 37 |
| Milledgeville pollen count · Milledgeville allergies | 28 (Low) | Ragweed | 0.6 | 1 | 36 |