1. North America
  2. Canada
  3. Ontario

Ontario

Canada

2026-06-14 11:00
AQI (US)
Good
Pollutants
O3
μg/m³
61.1
PM2.5
μg/m³
3.8
PM10
μg/m³
16.7
SO2
μg/m³
7.5
NO2
μg/m³
5.5
CO
μg/m³
0
Weather
  • ℃
  • ℉
4℃
97%
18 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • PM10
  • SO2
  • NO2
  • CO
Places included
Algoma District
AQI 17
Brant County
AQI 28
Brantford
AQI 31
Bruce County
AQI 17
Chatham-Kent Division
AQI 31
Cochrane District
AQI 8
Dufferin County
AQI 21
Durham Regional Municipality
AQI 30
Elgin County
AQI 37
Essex County
AQI 38
Frontenac County
AQI 34
Greater Sudbury Division
AQI 16
Grey County
AQI 11
Haldimand County
AQI 23
Haliburton County
AQI 17
Halton Regional Municipality
AQI 31
Hamilton Division
AQI 31
Hastings County
AQI 34
Huron County
AQI 22
Kawartha Lakes Division
AQI 23
Kenora District
AQI 19
Lambton County
AQI 31
Lanark County
AQI 23
Leeds and Grenville United Counties
AQI 26
Lennox and Addington County
AQI 28
Manitoulin District
AQI 7
Middlesex County
AQI 31
Muskoka District Municipality
AQI 21
Niagara Regional Municipality
AQI 38
Nipissing District
AQI 16
Norfolk County
AQI 28
Northumberland County
AQI 34
Ottawa Division
AQI 38
Oxford County
AQI 28
Parry Sound District
AQI 22
Peel Regional Municipality
AQI 32
Perth County
AQI 27
Peterborough County
AQI 23
Prescott and Russell United Counties
AQI 18
Prince Edward County
AQI 28
Rainy River District
AQI 29
Renfrew County
AQI 16
Simcoe County
AQI 22
Stormont, Dundas and Glengarry United Counties
AQI 31
Sudbury District
AQI 4
Thunder Bay District
AQI 2
Timiskaming District
AQI 4
Toronto Division
AQI 31
Waterloo Regional Municipality
AQI 30
Wellington County
AQI 31
York Regional Municipality
AQI 28
Data Sources
http://www.airnow.gov/

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Cities Nearby

Hearst
AQI 1
Manitouwadge
AQI 2
Attawapiskat
AQI 2
Marathon
AQI 1
Kapuskasing
AQI 6
Moonbeam
AQI 8
Moosonee
AQI 2
Wawa
AQI 11
Cochrane
AQI 2
Timmins
AQI 3
Thunder Bay
AQI 1