Pollen count and allergy info for Ontario
Ontario pollen and allergy report • 01:00, May 9 Local time
Index
Low
Tree
Low
Grass
None
Weed
None
11°
15 km/h
99%Daily allergy forecast
Ontario pollen count forecast
Today  33 km/h 19°11° 86% | Sunday 21 km/h13°7° 75% | Monday 21 km/h11°3° 64% |
Air pollutants
Air quality in Ontario today
AQI⁺
Air quality index
29AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
5.4µg/m³
Learn more about pollen in Ontario
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Where is the highest pollen level in Ohio?
- Belpre3
- Burlington3
- Cincinnati3
- Coal Grove3
- Covedale3
- Delhi Hills3
- Franklin Furnace3
- Gallipolis3
- Ironton3
- Mack3
- Marietta3
- Middleport3
- New Matamoras3
- New Richmond3
- Newport, Washington County3
- Reno3
- South Point3
- Anna2
- Bellaire2
- Columbus Grove2
- Perrysburg2
- Shadyside2
- Aberdeen1
- Ada1
- Akron1
- Amberley1
- Amelia1
- Amherst1
- Andover1
- Ansonia1
- Antwerp1
- Apple Creek1
- Apple Valley1
- Arcanum1
- Archbold1
- Arlington1
- Ashland1
- Ashley1
- Ashtabula1
- Ashville1
- Athens1
- Aurora1
- Avon1
- Avon Lake1
- Bainbridge, Geauga County1
- Ballville1
- Baltic1
- Baltimore1
- Barberton1
- Barnesville1
- Batavia1
- Bay Village1
- Beach City1
- Beachwood1
- Beavercreek1
- Beckett Ridge1
- Bedford1
- Bedford Heights1
- Beechwood Trails1
- Bellbrook1
- Bellefontaine1
- Bellevue1
- Bellville1
- Berea1
- Bethel1
- Bethesda1
- Beverly1
- Bexley1
- Blacklick Estates1
- Blanchester1
- Bloomingdale1
- Blue Ash1
- Bluffton1
- Bolindale1
- Boston Heights1
- Botkins1
- Bowling Green1
- Bradford1
- Bradner1
- Bratenahl1
- Brecksville1
- Bremen1
- Brewster1
- Bridgeport1
- Bridgetown1
- Brilliant1
- Brimfield1
- Broadview Heights1
- Brook Park1
- Brooklyn1
- Brooklyn Heights1
- Brookville1
- Brunswick1
- Bryan1
- Buckeye Lake1
- Bucyrus1
- Burton1
- Byesville1
- Cadiz1
- Calcutta1
- Caldwell1
- Cambridge1
- Camden1
- Canal Fulton1
- Canal Winchester1
- Cardington1
- Carey1
- Carlisle1
- Casstown1
- Cedarville1
- Celina1
- Centerburg1
- Centerville1
- Chagrin Falls1
- Champion Heights1
- Chardon1
- Chauncey1
- Cherry Grove1
- Chesterland1
- Cheviot1
- Chillicothe1
- Choctaw Lake1
- Churchill1
- Circleville1
- Clayton1
- Cleveland1
- Cleveland Heights1
- Cleves1
- Clinton1
- Clyde1
- Coldwater1
- Columbus1
- Commercial Point1
- Conneaut1
- Continental1
- Convoy1
- Cortland1
- Coshocton1
- Covington1
- Crestline1
- Creston1
- Cridersville1
- Crooksville1
- Crystal Lakes1
- Curtice1
- Cuyahoga1
- Cuyahoga Falls1
- Cuyahoga Heights1
- Dalton1
- Danville1
- Day Heights1
- Dayton1
- De Graff1
- Deer Park1
- Defiance1
- Delaware1
- Delphos1
- Delta1
- Dennison1
- Dent1
- Deshler1
- Devola1
- Dillonvale, Hamilton County1
- Dover1
- Doylestown1
- Dresden1
- Drexel1
- Dry Ridge1
- Dry Run1
- Dublin1
- Dunlap1
- East Cleveland1
- East Liverpool1
- Eastlake1
- Eaton1
- Eaton Estates1
- Edgerton1
- Edgewood1
- Elida1
- Elmore1
- Elmwood Place1
- Elyria1
- Englewood1
- Enon1
- Etna1
- Euclid1
- Evendale1
- Fairborn1
- Fairfax1
- Fairfield1
- Fairfield Beach1
- Fairlawn1
- Fairport Harbor1
- Fairview Park1
- Farmersville1
- Fayette1
- Findlay1
- Finneytown1
- Five Points1
- Forest1
- Forest Park1
- Forestville1
- Fort Loramie1
- Fort McKinley1
- Fort Recovery1
- Fort Shawnee1
- Fostoria1
- Frankfort1
- Franklin1
- Frazeysburg1
- Fredericktown1
- Fremont1
- Fruit Hill1
- Gahanna1
- Galion1
- Gambier1
- Garfield Heights1
- Garrettsville1
- Gates Mills1
- Geauga1
- Geneva1
- Geneva-on-the-Lake1
- Genoa1
- Georgetown1
- Germantown1
- Gettysburg1
- Gibsonburg1
- Girard1
- Glandorf1
- Glendale1
- Glenwillow1
- Glouster1
- Gnadenhutten1
- Golf Manor1
- Goshen1
- Grafton1
- Grandview1
- Grandview Heights1
- Granville1
- Granville South1
- Green1
- Green Meadows1
- Green Springs1
- Greenfield1
- Greenhills1
- Greenville1
- Greenwich1
- Groesbeck1
- Grove City1
- Groveport1
- Hamilton1
- Hanover1
- Harbor Hills1
- Harrison1
- Haskins1
- Heath1
- Hebron1
- Hicksville1
- Highland Heights1
- Highpoint1
- Hilliard1
- Hillsboro1
- Hiram1
- Holgate1
- Holiday Valley1
- Holland1
- Howland Center1
- Huber Heights1
- Huber Ridge1
- Hudson1
- Hunter1
- Huron1
- Independence1
- Jackson1
- Jackson Center1
- Jamestown1
- Jefferson1
- Jeffersonville1
- Johnstown1
- Kalida1
- Kent1
- Kenton1
- Kenwood1
- Kettering1
- Kings Mills1
- Kingston1
- Kirtland1
- La Croft1
- LaGrange1
- Lake Darby1
- Lake Lakengren1
- Lakemore1
- Lakeview1
- Lakewood1
- Lancaster1
- Landen1
- Lawrence1
- Leavittsburg1
- Lebanon1
- Leesburg1
- Leipsic1
- Lewisburg1
- Lexington1
- Liberty Center1
- Lima1
- Lincoln Heights, Richland County1
- Lincoln Village1
- Linndale1
- Lithopolis1
- Lockbourne1
- Lockland1
- Lodi1
- Logan1
- Logan Elm Village1
- London1
- Lorain1
- Lordstown1
- Loudonville1
- Loveland1
- Loveland Park1
- Lowellville1
- Lucasville1
- Luckey1
- Lynchburg1
- Lyndhurst1
- Macedonia1
- Madeira1
- Madison1
- Manchester1
- Mansfield1
- Mantua1
- Maple Heights1
- Mariemont1
- Marion1
- Martins Ferry1
- Marysville1
- Mason1
- Massieville1
- Masury1
- Maumee1
- Mayfield1
- Mayfield Heights1
- McArthur1
- McComb1
- McConnelsville1
- McDonald1
- McKinley Heights1
- Mechanicsburg1
- Medina1
- Mentor1
- Mentor-on-the-Lake1
- Miami Heights1
- Miamisburg1
- Miamitown1
- Middleburg Heights1
- Middlefield1
- Middletown1
- Milan1
- Milford1
- Milford Center1
- Millbury1
- Millersburg1
- Millersport1
- Minerva Park1
- Mingo Junction1
- Minster1
- Mogadore1
- Monfort Heights1
- Monroe1
- Monroeville1
- Montgomery1
- Montpelier1
- Montrose-Ghent1
- Moraine1
- Moreland Hills1
- Morgandale1
- Morrow1
- Mount Carmel1
- Mount Gilead1
- Mount Healthy1
- Mount Healthy Heights1
- Mount Orab1
- Mount Repose1
- Mount Sterling1
- Mount Vernon1
- Mulberry1
- Munroe Falls1
- Napoleon1
- Navarre1
- Nelsonville1
- New Albany1
- New Boston1
- New Bremen1
- New Burlington1
- New California1
- New Carlisle1
- New Concord1
- New Franklin1
- New Lebanon1
- New Lexington1
- New London1
- New Miami1
- New Middletown1
- New Paris1
- New Philadelphia1
- New Vienna1
- Newark1
- Newburgh Heights1
- Newcomerstown1
- Newton Falls1
- Newtown1
- Niles1
- North Baltimore1
- North College Hill1
- North Kingsville1
- North Lewisburg1
- North Madison1
- North Olmsted1
- North Randall1
- North Ridgeville1
- North Royalton1
- North Zanesville1
- Northbrook1
- Northfield1
- Northgate1
- Northridge1
- Northwood1
- Norton1
- Norwalk1
- Norwood1
- Oak Harbor1
- Oak Hill1
- Oakwood, Montgomery County1
- Oberlin1
- Obetz1
- Olmsted Falls1
- Ontario1
- Orange1
- Oregon1
- Orrville1
- Orwell1
- Ottawa1
- Ottawa Hills1
- Oxford1
- Painesville1
- Pandora1
- Park Layne1
- Parma1
- Parma Heights1
- Pataskala1
- Paulding1
- Payne1
- Peebles1
- Pemberville1
- Pepper Pike1
- Perry1
- Pickerington1
- Piketon1
- Pioneer1
- Piqua1
- Plain City1
- Pleasant Grove1
- Pleasant Hill1
- Pleasant Run1
- Pleasant Run Farm1
- Plymouth1
- Poland1
- Pomeroy1
- Port Clinton1
- Portage Lakes1
- Portsmouth1
- Powell1
- Powhatan Point1
- Prospect1
- Quaker City1
- Ravenna1
- Reading1
- Reminderville1
- Reynoldsburg1
- Richfield1
- Richmond Heights1
- Richwood1
- Ripley1
- Rittman1
- Riverside1
- Roaming Shores1
- Rockford1
- Rocky River1
- Rosemount1
- Roseville1
- Ross1
- Rossford1
- Rossmoyne1
- Russells Point1
- Sabina1
- Salem Heights, Hamilton County1
- Salineville1
- Sandusky1
- Sawyerwood1
- Saybrook-on-the-Lake1
- Sciotodale1
- Seven Hills1
- Seville1
- Shaker Heights1
- Sharon Center1
- Sharonville1
- Shawnee Hills, Greene County1
- Sheffield1
- Sheffield Lake1
- Shelby1
- Sherwood, Hamilton County1
- Shiloh, Montgomery County1
- Shreve1
- Sidney1
- Silver Lake1
- Silverton1
- Sixteen Mile Stand1
- Skyline Acres1
- Smithville1
- Solon1
- Somerset1
- South Amherst1
- South Bloomfield1
- South Canal1
- South Charleston1
- South Euclid1
- South Lebanon1
- South Russell1
- South Zanesville1
- Spencerville1
- Spring Valley1
- Springboro1
- Springdale1
- Springfield1
- St. Bernard1
- St. Clairsville1
- St. Henry1
- St. Marys1
- St. Paris1
- Steubenville1
- Stony Prairie1
- Stow1
- Strasburg1
- Streetsboro1
- Strongsville1
- Stryker1
- Sugarcreek1
- Summerside1
- Summit1
- Sunbury1
- Swanton1
- Sylvania1
- Tallmadge1
- Terrace Park1
- The Plains1
- The Village of Indian Hill1
- Thornport1
- Tiffin1
- Tiltonsville1
- Tipp City1
- Toledo1
- Toronto1
- Trenton1
- Trotwood1
- Troy1
- Trumbull1
- Turpin Hills1
- Tuscarawas1
- Twinsburg1
- Uhrichsville1
- Union1
- Union City1
- Uniontown1
- University Heights1
- Upper Arlington1
- Upper Sandusky1
- Urbana1
- Urbancrest1
- Utica1
- Valley View1
- Van Wert1
- Vandalia1
- Vermilion1
- Versailles1
- Wadsworth1
- Wakeman1
- Walbridge1
- Walton Hills1
- Wapakoneta1
- Warren1
- Warrensville Heights1
- Washington Court House1
- Waterville1
- Wauseon1
- Waverly1
- Waynesville1
- Wellington1
- Wellston1
- Wellsville1
- West Alexandria1
- West Carrollton1
- West Hill1
- West Jefferson1
- West Lafayette1
- West Liberty1
- West Milton1
- West Portsmouth1
- West Salem1
- West Union1
- West Unity1
- Westerville1
- Westfield Center1
- Westlake1
- Weston1
- Wetherington1
- Wheelersburg1
- White Oak1
- Whitehall1
- Whitehouse1
- Wickliffe1
- Wilberforce1
- Willard1
- Williamsburg1
- Williamsport1
- Willoughby1
- Willoughby Hills1
- Willowick1
- Wilmington1
- Winchester1
- Windham1
- Wintersville1
- Withamsville1
- Wolfhurst1
- Woodlawn1
- Woodsfield1
- Woodstock1
- Woodville1
- Wooster1
- Worthington1
- Wright-Patterson AFB1
- Wyoming1
- Xenia1
- Yellow Springs1
- Yorkville1
- Zanesville1
- Alliance0
- Austintown0
- Brookfield Center0
- Campbell0
- Canfield0
- Canton0
- Carrollton0
- Columbiana0
- Craig Beach0
- East Canton0
- East Palestine0
- Glenmoor0
- Greentown0
- Hartville0
- Hubbard0
- Lake Mohawk0
- Leetonia0
- Lisbon0
- Louisville0
- Malvern0
- Massillon0
- Mineral Ridge0
- Minerva0
- New Waterford0
- North Canton0
- Perry Heights0
- Richville0
- Salem0
- Sebring0
- Struthers0
- Youngstown0
