1. North America
  2. Canada
  3. Ontario

Ontario

Canada

2026-08-11 02:00
AQI (India)
Satisfactory
Pollutants
O3
μg/m³
78.4
PM10
μg/m³
20.7
PM2.5
μg/m³
9.5
NO2
μg/m³
7.6
CO
μg/m³
0
SO2
μg/m³
0
Weather
  • ℃
  • ℉
14℃
74%
9 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (India)
  • O3
  • PM10
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Algoma District
AQI 45
Brant County
AQI 17
Brantford
AQI 75
Bruce County
AQI 102
Chatham-Kent Division
AQI 105
Cochrane District
AQI 15
Dufferin County
AQI 43
Durham Regional Municipality
AQI 60
Elgin County
AQI 86
Essex County
AQI 78
Frontenac County
AQI 133
Greater Sudbury Division
AQI 41
Grey County
AQI 21
Haldimand County
AQI 59
Haliburton County
AQI 44
Halton Regional Municipality
AQI 91
Hamilton Division
AQI 93
Hastings County
AQI 108
Huron County
AQI 71
Kawartha Lakes Division
AQI 17
Kenora District
AQI 45
Lambton County
AQI 124
Lanark County
AQI 8
Leeds and Grenville United Counties
AQI 9
Lennox and Addington County
AQI 22
Manitoulin District
AQI 7
Middlesex County
AQI 71
Muskoka District Municipality
AQI 73
Niagara Regional Municipality
AQI 90
Nipissing District
AQI 41
Norfolk County
AQI 17
Northumberland County
AQI 18
Ottawa Division
AQI 56
Oxford County
AQI 17
Parry Sound District
AQI 88
Peel Regional Municipality
AQI 99
Perth County
AQI 41
Peterborough County
AQI 80
Prescott and Russell United Counties
AQI 13
Prince Edward County
AQI 24
Rainy River District
AQI 13
Renfrew County
AQI 13
Simcoe County
AQI 86
Stormont, Dundas and Glengarry United Counties
AQI 90
Sudbury District
AQI 7
Thunder Bay District
AQI 6
Timiskaming District
AQI 9
Toronto Division
AQI 85
Waterloo Regional Municipality
AQI 93
Wellington County
AQI 93
York Regional Municipality
AQI 69
Data Sources
http://www.airnow.gov/

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Cities Nearby

Hearst
AQI 12
Manitouwadge
AQI 10
Attawapiskat
AQI 18
Marathon
AQI 6
Kapuskasing
AQI 5
Moonbeam
AQI 15
Moosonee
AQI 10
Wawa
AQI 28
Cochrane
AQI 7
Timmins
AQI 7
Thunder Bay
AQI 9