Pollen count and allergy info for St. Thomas
St. Thomas pollen and allergy report • 08:00, May 4
Index
Low
Tree
Low
Grass
Low
Weed
None
11°
23 km/h
82%Daily allergy forecast
St. Thomas pollen count forecast
Today  34 km/h 19°9° 76% | Tuesday 29 km/h 90%14°5° 92% | Wednesday  22 km/h 14°6° 52% |
Air pollutants
Air quality in St. Thomas today
AQI⁺
Air quality index
20*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
3.7*µg/m³
Learn more about pollen in St. Thomas
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Where is the highest pollen level in Ontario?
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- Bonner Lake3
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- Clarence-Rockland3
- Deep River3
- Dorset3
- Elliot Lake3
- Englehart3
- Espanola3
- Goderich3
- Gravenhurst3
- Greater Sudbury3
- Hearst3
- Hornepayne3
- Huntsville3
- Iroquois Falls3
- Kapuskasing3
- Kirkland Lake3
- Larder Lake3
- Little Current3
- Marathon3
- Mattawa3
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- Nestor Falls3
- Niagara on the Lake3
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- Parry Sound3
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- Petawawa3
- Powassan3
- Rayside-Balfour3
- Sault Ste. Marie3
- Sheguiandah3
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- Temiskaming Shores3
- Thessalon3
- Thunder Bay3
- Timmins3
- Tobermory3
- Wasaga Beach3
- Wendover3
- Windsor3
- Almonte2
- Angus2
- Arnprior2
- Atikokan2
- Barrie2
- Bells Corners2
- Burlington2
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- Collingwood2
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- East Garafraxa2
- Geraldton2
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- Markham2
- Midland2
- North Perth2
- Orangeville2
- Orillia2
- Owen Sound2
- Renfrew2
- Shelburne2
- Sioux Narrows2
- Tiverton2
- Wingham2
- Ajax1
- Ancaster1
- Aylmer1
- Bainsville1
- Belleville1
- Binbrook1
- Bluewater1
- Bourget1
- Bracebridge1
- Brampton1
- Brant1
- Brantford1
- Breslau1
- Brockville1
- Caledon1
- Camlachie1
- Casselman1
- Cobourg1
- Concord1
- Cornwall1
- Delaware1
- Deseronto1
- Dorchester1
- Ear Falls1
- East York1
- Egbert1
- Embrun1
- Erin1
- Etobicoke1
- Fort Erie1
- Fort Frances1
- Gananoque1
- Grand Bend1
- Greater Napanee1
- Guelph1
- Hawkesbury1
- Hawkesville1
- Huron East1
- Ingersoll1
- Kasabonika1
- Kenora District1
- Kingston1
- Kitchener1
- Lambton Shores1
- Lindsay1
- London1
- Milton1
- Minden Hills1
- Mississauga1
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- Napanee Downtown1
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- New Hamburg1
- Newmarket1
- Niagara Falls1
- Norfolk County1
- North York1
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- Oshawa1
- Ottawa1
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- Perth1
- Peterborough1
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- Pickering1
- Pickle Lake1
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- Port Colborne1
- Port Elmsley1
- Port Stanley1
- Prescott1
- Prince Edward1
- Quinte West1
- Red Lake1
- Richmond Hill1
- Sarnia1
- Scarborough1
- Simcoe1
- Skatepark1
- Smiths Falls1
- South Huron1
- St. Thomas1
- Stratford1
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- Uxbridge1
- Vaughan1
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