1. North America
  2. Canada
  3. Ontario
  4. Toronto Division

Toronto Division

Ontario

2026-04-26 05:00
AQI (US)
Moderate
Pollutants
PM2.5
μg/m³
12.2
NO2
μg/m³
50.8
O3
μg/m³
15.5
CO
μg/m³
0
SO2
μg/m³
0
Weather
  • ℃
  • ℉
4℃
92%
2 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • PM2.5
  • NO2
  • O3
  • CO
  • SO2
Places included
Toronto
AQI 56
Data Sources
http://www.airnow.gov/

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Cities Nearby

Toronto
AQI 56
Markham
AQI 50
Pickering
AQI 50
Richmond Hill
AQI 45
Vaughan
AQI 45
Ajax
AQI 50
Mississauga
AQI 45
Whitchurch-Stouffville
AQI 28
Brampton
AQI 23
Oakville
AQI 39
Aurora
AQI 28