Pollen count and allergy info for St. Catharines
St. Catharines pollen and allergy report • 15:00, Sep 5
Index
Low
Tree
None
Grass
None
Weed
Low
23°
6 km/h
74%Daily allergy forecast
St. Catharines pollen count forecast
Today  15 km/h 21°18° 81% | Sunday  22 km/h21°18° 81% | Monday 14 km/h20°16° 80% |
Air pollutants
Air quality in St. Catharines today
AQI⁺
Air quality index
28AQI⁺ US
O₃
Ozone
60µg/m³
Learn more about pollen in St. Catharines
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Where is the highest pollen level in Ontario?
- Fort Frances3
- Morrisburg3
- Ajax2
- Amherstburg2
- Ancaster2
- Angus2
- Barrie2
- Belleville2
- Bluewater2
- Bonner Lake2
- Breslau2
- Brockville2
- Buckhorn2
- Caledon2
- Casselman2
- Chatham2
- Cobourg2
- Coldwater2
- Cornwall2
- Deseronto2
- East Garafraxa2
- East York2
- Egbert2
- Embrun2
- Erin2
- Fort Erie2
- Grand Bend2
- Greater Napanee2
- Guelph2
- Hanover2
- Hawkesville2
- Hearst2
- Innisfil2
- Kapuskasing2
- Keswick2
- Kincardine2
- Kingston2
- Kitchener2
- Lambton Shores2
- Markham2
- Midland2
- Napanee Downtown2
- Nepean2
- New Hamburg2
- Newmarket2
- Norfolk County2
- North Perth2
- Orangeville2
- Orillia2
- Oshawa2
- Ottawa2
- Paris2
- Parry Sound2
- Perth2
- Peterborough2
- Pickering2
- Picton2
- Prescott2
- Prince Edward2
- Quinte West2
- Richmond Hill2
- Scarborough2
- Selwyn2
- Simcoe2
- Skatepark2
- South Huron2
- Thorold2
- Tiverton2
- Uxbridge2
- Walpole Island2
- Waterloo2
- Windsor2
- Wingham2
- Woodstock2
- Algoma1
- Almonte1
- Arnprior1
- Atikokan1
- Aylmer1
- Bainsville1
- Bancroft1
- Bells Corners1
- Binbrook1
- Blyth1
- Bourget1
- Bracebridge1
- Brampton1
- Brant1
- Brantford1
- Bruce Mines1
- Burlington1
- Cambridge1
- Camlachie1
- Carleton Place1
- Clarence-Rockland1
- Collingwood1
- Concord1
- Deep River1
- Delaware1
- Dorchester1
- Dorset1
- Dryden1
- Ear Falls1
- Elliot Lake1
- Englehart1
- Espanola1
- Etobicoke1
- Gananoque1
- Geraldton1
- Goderich1
- Gravenhurst1
- Greater Sudbury1
- Hamilton1
- Hawkesbury1
- Hornepayne1
- Huntsville1
- Huron East1
- Ingersoll1
- Iroquois Falls1
- Kasabonika1
- Kenora1
- Kenora District1
- Kirkland Lake1
- Larder Lake1
- Lindsay1
- Little Current1
- London1
- Magnetawan1
- Marathon1
- Mattawa1
- Merrickville-Wolford1
- Milton1
- Minden Hills1
- Mississauga1
- Neebing1
- Nestor Falls1
- Niagara Falls1
- Niagara on the Lake1
- North Bay1
- North York1
- Oakville1
- Omemee1
- Owen Sound1
- Pembroke1
- Petawawa1
- Petrolia1
- Pickle Lake1
- Port Colborne1
- Port Elmsley1
- Port Stanley1
- Powassan1
- Rayside-Balfour1
- Red Lake1
- Renfrew1
- Sarnia1
- Sault Ste. Marie1
- Sheguiandah1
- Shelburne1
- Sioux Narrows1
- South River1
- St. Catharines1
- St. Thomas1
- Stratford1
- Temiskaming Shores1
- Thessalon1
- Thunder Bay1
- Timmins1
- Tobermory1
- Toronto1
- Vaughan1
- Wasaga Beach1
- Welland1
- Wellington County1
- Wendover1
- Willowdale1
