Pollen count and allergy info for St. Thomas
St. Thomas pollen and allergy report • 17:00, May 5
Index
Low
Tree
Low
Grass
Low
Weed
None
9°
8 km/h
92%Daily allergy forecast
St. Thomas pollen count forecast
Monday  24 km/h 16°8° 79% | Today  12 km/h 9°6° 88% | Wednesday 22 km/h11°5° 77% |
Air pollutants
Air quality in St. Thomas today
AQI⁺
Air quality index
37*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
6.7*µg/m³
Learn more about pollen in St. Thomas
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Where is the highest pollen level in Ontario?
- Amherstburg3
- Arnprior3
- Bancroft3
- Bonner Lake3
- Bracebridge3
- Deep River3
- Elliot Lake3
- Englehart3
- Espanola3
- Gravenhurst3
- Greater Sudbury3
- Hawkesbury3
- Hearst3
- Hornepayne3
- Iroquois Falls3
- Kapuskasing3
- Kirkland Lake3
- Larder Lake3
- Marathon3
- Mattawa3
- Minden Hills3
- Neebing3
- Nestor Falls3
- Norfolk County3
- Parry Sound3
- Pembroke3
- Petawawa3
- Powassan3
- Sault Ste. Marie3
- Simcoe3
- South River3
- Temiskaming Shores3
- Thorold3
- Thunder Bay3
- Timmins3
- Wasaga Beach3
- Windsor3
- Ajax2
- Algoma2
- Ancaster2
- Atikokan2
- Aylmer2
- Bainsville2
- Bells Corners2
- Binbrook2
- Blyth2
- Bourget2
- Burlington2
- Camlachie2
- Carleton Place2
- Casselman2
- Chatham2
- Clarence-Rockland2
- Collingwood2
- Dorset2
- Dryden2
- Ear Falls2
- East Garafraxa2
- Embrun2
- Geraldton2
- Goderich2
- Hamilton2
- Huntsville2
- Kenora2
- Kingston2
- Little Current2
- Markham2
- Midland2
- Mississauga2
- Nepean2
- Newmarket2
- Niagara Falls2
- Niagara on the Lake2
- North Bay2
- Oakville2
- Orangeville2
- Oshawa2
- Owen Sound2
- Petrolia2
- Port Colborne2
- Rayside-Balfour2
- Red Lake2
- Renfrew2
- Sarnia2
- Sheguiandah2
- Shelburne2
- Sioux Narrows2
- St. Catharines2
- Thessalon2
- Tobermory2
- Welland2
- Wendover2
- Almonte1
- Angus1
- Barrie1
- Belleville1
- Bluewater1
- Brampton1
- Brant1
- Brantford1
- Breslau1
- Brockville1
- Caledon1
- Cambridge1
- Cobourg1
- Coldwater1
- Concord1
- Cornwall1
- Delaware1
- Deseronto1
- Dorchester1
- East York1
- Egbert1
- Erin1
- Etobicoke1
- Fort Erie1
- Fort Frances1
- Gananoque1
- Grand Bend1
- Greater Napanee1
- Guelph1
- Hanover1
- Hawkesville1
- Huron East1
- Ingersoll1
- Innisfil1
- Kasabonika1
- Kenora District1
- Keswick1
- Kincardine1
- Kitchener1
- Lambton Shores1
- Lindsay1
- London1
- Milton1
- Morrisburg1
- Napanee Downtown1
- New Hamburg1
- North Perth1
- North York1
- Omemee1
- Orillia1
- Ottawa1
- Paris1
- Perth1
- Peterborough1
- Pickering1
- Pickle Lake1
- Picton1
- Port Elmsley1
- Port Stanley1
- Prescott1
- Prince Edward1
- Quinte West1
- Richmond Hill1
- Scarborough1
- Skatepark1
- Smiths Falls1
- South Huron1
- St. Thomas1
- Stratford1
- Tiverton1
- Toronto1
- Uxbridge1
- Vaughan1
- Walpole Island1
- Waterloo1
- Wellington County1
- Willowdale1
- Wingham1
- Woodstock1
