1. North America
  2. Canada
  3. Ontario

Ontario

Canada

2026-08-11 03:00
AQI (India)
Satisfactory
Pollutants
O3
μg/m³
61.4
PM10
μg/m³
19.7
PM2.5
μg/m³
10.2
NO2
μg/m³
9.5
CO
μg/m³
0
SO2
μg/m³
0
Weather
  • ℃
  • ℉
13℃
81%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Algoma District
AQI 44
Brant County
AQI 17
Brantford
AQI 54
Bruce County
AQI 84
Chatham-Kent Division
AQI 102
Cochrane District
AQI 15
Dufferin County
AQI 36
Durham Regional Municipality
AQI 39
Elgin County
AQI 43
Essex County
AQI 47
Frontenac County
AQI 105
Greater Sudbury Division
AQI 35
Grey County
AQI 6
Haldimand County
AQI 50
Haliburton County
AQI 36
Halton Regional Municipality
AQI 70
Hamilton Division
AQI 67
Hastings County
AQI 84
Huron County
AQI 65
Kawartha Lakes Division
AQI 15
Kenora District
AQI 42
Lambton County
AQI 75
Lanark County
AQI 13
Leeds and Grenville United Counties
AQI 14
Lennox and Addington County
AQI 22
Manitoulin District
AQI 6
Middlesex County
AQI 33
Muskoka District Municipality
AQI 35
Niagara Regional Municipality
AQI 78
Nipissing District
AQI 24
Norfolk County
AQI 17
Northumberland County
AQI 9
Ottawa Division
AQI 39
Oxford County
AQI 18
Parry Sound District
AQI 82
Peel Regional Municipality
AQI 83
Perth County
AQI 33
Peterborough County
AQI 75
Prescott and Russell United Counties
AQI 18
Prince Edward County
AQI 22
Rainy River District
AQI 7
Renfrew County
AQI 9
Simcoe County
AQI 82
Stormont, Dundas and Glengarry United Counties
AQI 82
Sudbury District
AQI 12
Thunder Bay District
AQI 6
Timiskaming District
AQI 11
Toronto Division
AQI 72
Waterloo Regional Municipality
AQI 71
Wellington County
AQI 69
York Regional Municipality
AQI 67
Data Sources
http://www.airnow.gov/

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Cities Nearby

Hearst
AQI 11
Manitouwadge
AQI 8
Attawapiskat
AQI 9
Marathon
AQI 7
Kapuskasing
AQI 7
Moonbeam
AQI 15
Moosonee
AQI 21
Wawa
AQI 28
Cochrane
AQI 16
Timmins
AQI 15
Thunder Bay
AQI 11