Pollen count and allergy info for Thorold
Thorold pollen and allergy report • 23:00, May 11
Index
Low
Tree
Low
Grass
Low
Weed
None
5°
10 km/h
74%Daily allergy forecast
Thorold pollen count forecast
Today  12 km/h 14°3° 59% | Wednesday 34 km/h 90%14°7° 85% | Thursday 22 km/h 9°6° 88% |
Air pollutants
Air quality in Thorold today
AQI⁺
Air quality index
28*AQI⁺ US
PM2.5
Fine particles (≤ 2.5 µm)
5.2*µg/m³
Learn more about pollen in Thorold
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Where is the highest pollen level in Ontario?
- Bonner Lake3
- Englehart3
- Espanola3
- Gravenhurst3
- Greater Sudbury3
- Hawkesbury3
- Hearst3
- Hornepayne3
- Iroquois Falls3
- Kapuskasing3
- Kenora3
- Kirkland Lake3
- Larder Lake3
- Little Current3
- Marathon3
- Parry Sound3
- Pembroke3
- Rayside-Balfour3
- Sheguiandah3
- Sioux Narrows3
- South River3
- Temiskaming Shores3
- Timmins3
- Tobermory3
- Algoma2
- Angus2
- Arnprior2
- Bainsville2
- Bancroft2
- Barrie2
- Bluewater2
- Blyth2
- Bourget2
- Bracebridge2
- Brampton2
- Breslau2
- Caledon2
- Cambridge2
- Camlachie2
- Casselman2
- Clarence-Rockland2
- Cobourg2
- Coldwater2
- Collingwood2
- Deep River2
- Deseronto2
- Dorset2
- East Garafraxa2
- Egbert2
- Elliot Lake2
- Embrun2
- Erin2
- Geraldton2
- Goderich2
- Grand Bend2
- Greater Napanee2
- Greenstone2
- Guelph2
- Hanover2
- Hawkesville2
- Huntsville2
- Huron East2
- Keswick2
- Lambton Shores2
- Lindsay2
- Markham2
- Mattawa2
- Midland2
- Milton2
- Minden Hills2
- Napanee Downtown2
- Neebing2
- Nestor Falls2
- North Bay2
- North Perth2
- Omemee2
- Orangeville2
- Orillia2
- Ottawa2
- Owen Sound2
- Petawawa2
- Peterborough2
- Petrolia2
- Picton2
- Powassan2
- Quinte West2
- Renfrew2
- Sarnia2
- Shelburne2
- Skatepark2
- South Huron2
- Uxbridge2
- Wasaga Beach2
- Wellington County2
- Wendover2
- Wingham2
- Ajax1
- Almonte1
- Amherstburg1
- Ancaster1
- Atikokan1
- Aylmer1
- Belleville1
- Bells Corners1
- Binbrook1
- Brant1
- Brantford1
- Brockville1
- Burlington1
- Carleton Place1
- Chatham1
- Concord1
- Cornwall1
- Delaware1
- Dorchester1
- Dryden1
- Ear Falls1
- East York1
- Etobicoke1
- Fort Erie1
- Fort Frances1
- Gananoque1
- Hamilton1
- Ingersoll1
- Innisfil1
- Kasabonika1
- Kenora District1
- Kincardine1
- Kingston1
- Kitchener1
- London1
- Mississauga1
- Morrisburg1
- Nepean1
- New Hamburg1
- Newmarket1
- Niagara Falls1
- Niagara on the Lake1
- Norfolk County1
- North York1
- Oakville1
- Oshawa1
- Paris1
- Perth1
- Pickering1
- Pickle Lake1
- Port Colborne1
- Port Elmsley1
- Port Stanley1
- Prescott1
- Prince Edward1
- Red Lake1
- Richmond Hill1
- Sault Ste. Marie1
- Scarborough1
- Simcoe1
- Smiths Falls1
- St. Catharines1
- St. Thomas1
- Stratford1
- Thorold1
- Tiverton1
- Toronto1
- Vaughan1
- Walpole Island1
- Waterloo1
- Welland1
- Willowdale1
- Windsor1
- Woodstock1
