Pollen count and allergy info for O'Fallon
O'Fallon pollen and allergy report • 10:00, Oct 6
Index
High
Tree
None
Grass
None
Weed
High
18°
6 km/h
69%Daily allergy forecast
O'Fallon pollen count forecast
Today  14 km/h24°8° 63% | Wednesday  13 km/h 28°15° 62% | Thursday 15 km/h28°15 ° 41% |
Air pollutants
Air quality in O'Fallon today
AQI⁺
Air quality index
25*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
4.6*µg/m³
Learn more about pollen in O'Fallon
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Where is the highest pollen level in Illinois?
- Albers3
- Alton3
- Anna3
- Aviston3
- Baldwin3
- Beckemeyer3
- Belleville3
- Bethalto3
- Breese3
- Brighton3
- Bunker Hill3
- Cambria3
- Carbondale3
- Carlyle3
- Carmi3
- Carterville3
- Central City3
- Centralia3
- Chester3
- Christopher3
- Cobden3
- Columbia3
- Crainville3
- Dupo3
- East Alton3
- Edwardsville3
- Eldorado3
- Elizabethtown3
- Energy3
- Freeburg3
- Germantown3
- Glen Carbon3
- Godfrey3
- Golconda3
- Goreville3
- Hamilton County3
- Hardin3
- Hartford3
- Herrin3
- Holiday Shores3
- Jerseyville3
- Johnston City3
- Jonesboro3
- Lebanon3
- Madison County3
- Marion3
- Marion County3
- Marissa3
- Mascoutah3
- McLeansboro3
- Millstadt3
- Mitchell3
- Mount Vernon3
- Nashville3
- New Athens3
- New Baden3
- Norris City3
- O'Fallon3
- Odin3
- Okawville3
- Pinckneyville3
- Pocahontas3
- Quincy3
- Randolph County3
- Red Bud3
- Rosewood Heights3
- Roxana3
- Royalton3
- Salem3
- Sandoval3
- Scott Air Force Base3
- Shawneetown3
- Shiloh3
- Smithton3
- South Roxana3
- Sparta3
- St. Clair County3
- St. Jacob3
- Staunton3
- Steeleville3
- Sumner3
- Trenton3
- Troy3
- Union County3
- Valmeyer3
- Venice3
- Vienna3
- Wamac3
- Waterloo3
- Wood River3
- Woodlawn3
- Zeigler3
- Abingdon2
- Adams County2
- Addison2
- Albion2
- Aledo2
- Alsip2
- Altamont2
- Amboy2
- Arcola2
- Arlington Heights2
- Arrowsmith2
- Arthur2
- Ashland2
- Assumption2
- Astoria2
- Athens2
- Atlanta2
- Atwood2
- Aurora2
- Barry2
- Bartonville2
- Batavia2
- Bedford Park2
- Bellevue2
- Bellwood2
- Bement2
- Bensenville2
- Benton2
- Berkeley2
- Berwyn2
- Bethany2
- Bloomingdale2
- Bloomington2
- Blue Island2
- Blue Mound2
- Bolingbrook2
- Bourbonnais2
- Braidwood2
- Bridgeview2
- Broadview2
- Brookfield2
- Burbank2
- Burnham2
- Burr Ridge2
- Bushnell2
- Cairo2
- Calumet City2
- Calumet Park2
- Cambridge2
- Camp Point2
- Canton2
- Carol Stream2
- Carrollton2
- Carthage2
- Casey2
- Catlin2
- Cerro Gordo2
- Champaign2
- Channahon2
- Charleston2
- Chatham2
- Chatsworth2
- Chebanse2
- Chenoa2
- Chicago2
- Chicago Ridge2
- Chillicothe2
- Chrisman2
- Cicero2
- Clifton2
- Clinton2
- Coal City2
- Coal Valley2
- Colchester2
- Colfax2
- Cook2
- Country Club Hills2
- Countryside2
- Crest Hill2
- Crestwood2
- Creve Coeur2
- Crystal Lawns2
- Cuba2
- Danvers2
- Danville2
- Darien2
- De Pue2
- Decatur2
- Delavan2
- Des Plaines2
- Diamond2
- Dixmoor2
- Dixon2
- Dolton2
- Douglas2
- Dunlap2
- DuPage County2
- Dwight2
- East Hazel Crest2
- East Peoria2
- Edinburg2
- Effingham2
- El Paso2
- Elk Grove Village2
- Elmhurst2
- Elmwood2
- Elmwood Park2
- Elwood2
- Erie2
- Eureka2
- Evanston2
- Evergreen Park2
- Fairbury2
- Fairfield2
- Fairmont2
- Farmer City2
- Farmington2
- Fisher2
- Flanagan2
- Flora2
- Flossmoor2
- Forest Park2
- Forest View2
- Forrest2
- Forsyth2
- Frankfort2
- Frankfort Square2
- Franklin Park2
- Fulton2
- Galesburg2
- Galva2
- Gardner2
- Geneseo2
- Georgetown2
- Germantown Hills2
- Gibson City2
- Gifford2
- Gilman2
- Girard2
- Glasford2
- Glen Ellyn2
- Glendale Heights2
- Grandview2
- Grant Park2
- Grayville2
- Greenfield2
- Greenup2
- Greenville2
- Gridley2
- Griggsville2
- Hamilton2
- Hampton2
- Hanna City2
- Hanover Park2
- Harristown2
- Harvey2
- Harwood Heights2
- Havana2
- Hazel Crest2
- Hennepin2
- Henry2
- Heritage Lake2
- Herscher2
- Heyworth2
- Hickory Hills2
- Highland2
- Hillside2
- Hinsdale2
- Hodgkins2
- Hoffman Estates2
- Homer2
- Hometown2
- Homewood2
- Hoopeston2
- Hudson2
- Ina2
- Indian Head Park2
- Ingalls Park2
- Inverness2
- Itasca2
- Jacksonville2
- Jerome2
- Joliet2
- Justice2
- Kankakee2
- Kendall County2
- Kincaid2
- Kingston, Adams County2
- Knoxville2
- La Grange2
- La Grange Park2
- La Harpe2
- Lacon2
- Ladd2
- Lake Camelot2
- Lake Holiday2
- Lake of the Woods2
- Lakewood, Lakewood County2
- Lakewood Shores2
- Lansing2
- LaSalle2
- Le Roy2
- Leland Grove2
- Lemont2
- Lewistown2
- Lexington2
- Limestone2
- Lincoln2
- Lincolnwood2
- Lisle2
- Lombard2
- Long Creek2
- Louisville2
- Lovington2
- Lyons2
- Mackinaw2
- Macomb2
- Macon2
- Manhattan2
- Manito2
- Markham2
- Maroa2
- Marquette Heights2
- Marseilles2
- Marshall2
- Martinsville2
- Mason City2
- Matteson2
- Mattoon2
- Maywood2
- McCook2
- Melrose Park2
- Mendota2
- Meredosia2
- Merrionette Park2
- Metamora2
- Midlothian2
- Milan2
- Milford2
- Minier2
- Minonk2
- Minooka2
- Mokena2
- Moline2
- Momence2
- Monee2
- Monmouth2
- Monticello2
- Morrison2
- Morton2
- Morton Grove2
- Mound City2
- Mount Pulaski2
- Mount Sterling2
- Mount Zion2
- Moweaqua2
- Naperville2
- Nauvoo2
- Neoga2
- New Berlin2
- New Lenox2
- Newark2
- Newton2
- Niles2
- Nilwood2
- Normal2
- Norridge2
- North Aurora2
- North Pekin2
- North Riverside2
- Northlake2
- Norwood2
- Oak Forest2
- Oak Lawn2
- Oak Park2
- Oakbrook Terrace2
- Oakwood2
- Oblong2
- Oglesby2
- Olney2
- Olympia Fields2
- Onarga2
- Oquawka2
- Orion2
- Orland Hills2
- Orland Park2
- Palatine2
- Palestine2
- Palos Heights2
- Palos Hills2
- Palos Park2
- Pana2
- Paris2
- Park Forest2
- Park Ridge2
- Paxton2
- Payson2
- Pekin2
- Peoria2
- Peoria Heights2
- Peru2
- Petersburg2
- Philo2
- Phoenix2
- Pittsfield2
- Plainfield2
- Pontiac2
- Port Byron2
- Posen2
- Prestbury2
- Preston Heights2
- Princeton2
- Princeville2
- Prophetstown2
- Putnam County2
- Ramsey2
- Rantoul2
- Richton Park2
- Ridgewood2
- River Forest2
- River Grove2
- Riverdale2
- Riverside2
- Riverton2
- Roanoke2
- Robbins2
- Robinson2
- Rochester2
- Rock Falls2
- Rock Island2
- Rock Island Arsenal2
- Rockdale2
- Rolling Meadows2
- Rome2
- Romeoville2
- Roselle2
- Rosemont2
- Rosiclare2
- Rossville2
- Rushville2
- Sandwich2
- Sangamon County2
- Savoy2
- Schaumburg2
- Schiller Park2
- Seneca2
- Sesser2
- Shelbyville2
- Sheldon2
- Sheridan2
- Sherman2
- Shorewood2
- Sidney2
- Skokie2
- Somonauk2
- South Holland2
- South Jacksonville2
- South Pekin2
- Southern View2
- Springfield2
- St. Elmo2
- St. Joseph2
- Sterling2
- Stickney2
- Stone Park2
- Streator2
- Sugar Grove2
- Sullivan2
- Summit2
- Taylorville2
- Teutopolis2
- Thomasboro2
- Thornton2
- Tilton2
- Tinley Park2
- Toledo2
- Tolono2
- Toluca2
- Toulon2
- Tremont2
- Tuscola2
- Twin Grove2
- Union Hill2
- University Park2
- Urbana2
- Vandalia2
- Villa Grove2
- Villa Park2
- Virden2
- Virginia2
- Walnut2
- Warrensburg2
- Warrenville2
- Warsaw2
- Washburn2
- Washington2
- Watseka2
- Waverly2
- West Frankfort2
- West Peoria2
- West Union2
- Westchester2
- Western Springs2
- Westville2
- Wheaton2
- Will County2
- Williamsville2
- Willow Springs2
- Winchester2
- Windsor, Shelby County2
- Wood Dale2
- Woodridge2
- Worden2
- Worth2
- Algonquin1
- Andalusia1
- Antioch1
- Bannockburn1
- Barrington1
- Barrington Hills1
- Bartlett1
- Beach Park1
- Beecher1
- Belvidere1
- Big Rock1
- Boulder Hill1
- Bradley1
- Bridgeport1
- Buffalo Grove1
- Bull Valley1
- Byron1
- Cahokia Heights1
- Campton Hills1
- Capron1
- Carbon Cliff1
- Carpentersville1
- Carrier Mills1
- Cary1
- Caseyville1
- Channel Lake1
- Cherry Valley1
- Chicago Heights1
- Clarendon Hills1
- Cleveland1
- Collinsville1
- Colona1
- Cortland1
- Crete1
- Crystal Lake1
- Davis Junction1
- De Soto1
- Deer Park1
- Deerfield1
- DeKalb1
- DeKalb County1
- Downers Grove1
- Du Quoin1
- Durand1
- Earlville1
- East Dubuque1
- East Dundee1
- East Moline1
- East St. Louis1
- Elburn1
- Elgin1
- Fairmont City1
- Fairview Heights1
- Ford Heights1
- Forest Lake1
- Forreston1
- Fox Lake1
- Fox Lake Hills1
- Fox River Grove1
- Freeport1
- Gages Lake1
- Galena1
- Geneva1
- Genoa1
- German Valley1
- Gilberts1
- Glencoe1
- Glenview1
- Glenwood1
- Grandwood Park1
- Granite City1
- Granville1
- Grayslake1
- Green Oaks1
- Gurnee1
- Hainesville1
- Hampshire1
- Harrisburg1
- Harvard1
- Hawthorn Woods1
- Hebron1
- Highland Park1
- Highwood1
- Hillcrest1
- Hinckley1
- Homer Glen1
- Huntley1
- Island Lake1
- Jo Daviess County1
- Johnsburg1
- Kane County1
- Kenilworth1
- Kewanee1
- Kildeer1
- Kirkland1
- Knollwood1
- Lake Barrington1
- Lake Bluff1
- Lake Catherine1
- Lake Forest1
- Lake in the Hills1
- Lake Summerset1
- Lake Villa1
- Lake Zurich1
- Lakemoor1
- Lanark1
- Lawrenceville1
- Lena1
- Libertyville1
- Lily Lake1
- Lincolnshire1
- Lindenhurst1
- Lockport1
- Lockport Heights1
- Long Grove1
- Long Lake1
- Loves Park1
- Lynwood1
- Machesney Park1
- Madison1
- Malta1
- Manteno1
- Maple Park1
- Marengo1
- Maryville1
- McCullom Lake1
- McHenry1
- McHenry County1
- Metropolis1
- Montgomery1
- Morris1
- Mount Carmel1
- Mount Carroll1
- Mount Morris1
- Mount Prospect1
- Mundelein1
- Murphysboro1
- North Barrington1
- North Chicago1
- Northbrook1
- Northfield1
- Oak Brook1
- Oakwood Hills1
- Oregon1
- Oswego1
- Ottawa1
- Park City1
- Pecatonica1
- Peotone1
- Pingree Grove1
- Pistakee Highlands1
- Plano1
- Polo1
- Pontoon Beach1
- Poplar Grove1
- Port Barrington1
- Prairie Grove1
- Prospect Heights1
- Richmond1
- Riverwoods1
- Rochelle1
- Rockford1
- Rockton1
- Roscoe1
- Round Lake1
- Round Lake Beach1
- Round Lake Heights1
- Round Lake Park1
- Sauget1
- Sauk Village1
- Savanna1
- Silvis1
- Sleepy Hollow1
- South Barrington1
- South Beloit1
- South Chicago Heights1
- South Elgin1
- Spring Grove1
- Spring Valley1
- St. Anne1
- St. Charles1
- Steger1
- Stillman Valley1
- Stockton1
- Streamwood1
- Swansea1
- Sycamore1
- The Galena Territory1
- Third Lake1
- Tower Lakes1
- Venetian Village1
- Vernon Hills1
- Volo1
- Wadsworth1
- Warren1
- Washington Park1
- Waterman1
- Wauconda1
- Waukegan1
- Wayne1
- Wayne City1
- West Chicago1
- West Dundee1
- Westmont1
- Wheeling1
- Willowbrook, Will County1
- Wilmette1
- Winfield1
- Winnebago1
- Winnebago County1
- Winnetka1
- Winthrop Harbor1
- Wonder Lake1
- Woodstock1
- Wyoming1
- Yorkville1
- Zion1
- Auburn0
- Beardstown0
- Benld0
- Carlinville0
- Divernon0
- Gillespie0
- Hillsboro0
- Irving0
- Litchfield0
- Morrisonville0
- Mount Olive0
- Nokomis0
- Pawnee0
- Roodhouse0
- White Hall0
- Wilmington, Greene County0
