1. North America
  2. Canada
  3. Ontario

Ontario

Canada

2026-06-14 08:00
AQI (US)
Good
Pollutants
O3
μg/m³
68.9
PM2.5
μg/m³
3.8
PM10
μg/m³
17.7
NO2
μg/m³
5.8
SO2
μg/m³
1.1
CO
μg/m³
0
Weather
  • ℃
  • ℉
4℃
97%
18 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • PM10
  • NO2
  • SO2
  • CO
Places included
Algoma District
AQI 16
Brant County
AQI 23
Brantford
AQI 38
Bruce County
AQI 17
Chatham-Kent Division
AQI 36
Cochrane District
AQI 9
Dufferin County
AQI 22
Durham Regional Municipality
AQI 32
Elgin County
AQI 42
Essex County
AQI 35
Frontenac County
AQI 41
Greater Sudbury Division
AQI 15
Grey County
AQI 17
Haldimand County
AQI 26
Haliburton County
AQI 20
Halton Regional Municipality
AQI 38
Hamilton Division
AQI 39
Hastings County
AQI 50
Huron County
AQI 32
Kawartha Lakes Division
AQI 23
Kenora District
AQI 19
Lambton County
AQI 31
Lanark County
AQI 16
Leeds and Grenville United Counties
AQI 16
Lennox and Addington County
AQI 23
Manitoulin District
AQI 8
Middlesex County
AQI 33
Muskoka District Municipality
AQI 29
Niagara Regional Municipality
AQI 41
Nipissing District
AQI 19
Norfolk County
AQI 23
Northumberland County
AQI 38
Ottawa Division
AQI 38
Oxford County
AQI 23
Parry Sound District
AQI 25
Peel Regional Municipality
AQI 35
Perth County
AQI 22
Peterborough County
AQI 24
Prescott and Russell United Counties
AQI 17
Prince Edward County
AQI 28
Rainy River District
AQI 14
Renfrew County
AQI 16
Simcoe County
AQI 32
Stormont, Dundas and Glengarry United Counties
AQI 35
Sudbury District
AQI 5
Thunder Bay District
AQI 4
Timiskaming District
AQI 3
Toronto Division
AQI 32
Waterloo Regional Municipality
AQI 29
Wellington County
AQI 32
York Regional Municipality
AQI 32
Data Sources
http://www.airnow.gov/

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Cities Nearby

Hearst
AQI 1
Manitouwadge
AQI 2
Attawapiskat
AQI 6
Marathon
AQI 2
Kapuskasing
AQI 6
Moonbeam
AQI 9
Moosonee
AQI 2
Wawa
AQI 12
Cochrane
AQI 2
Timmins
AQI 3
Thunder Bay
AQI 1