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  4. Montreal

Montreal

Québec

2026-05-23 21:00
AQI (US)
Good
Pollutants
O3
μg/m³
90.5
PM2.5
μg/m³
4.1
NO2
μg/m³
5.2
CO
μg/m³
125
SO2
μg/m³
0.7
Weather
  • ℃
  • ℉
20℃
32%
11 kph
0 of 11
Historical Data
  • Hourly
  • Daily
  • AQI (US)
  • O3
  • PM2.5
  • NO2
  • CO
  • SO2
Places included
Baie-D'Urfe
AQI 19
Beaconsfield
AQI 19
Côte Saint-Luc
AQI 25
Dollard-Des Ormeaux
AQI 24
Dorval
AQI 24
Kirkland
AQI 19
Montreal West
AQI 25
Montréal
AQI 40
Montréal-Est
AQI 25
Westmount
AQI 25
Data Sources
http://www.airnow.gov/

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Cities Nearby

Pointe-Claire
AQI 24
Dorval
AQI 24
Dollard-Des Ormeaux
AQI 24
Kirkland
AQI 19
Beaconsfield
AQI 19
Côte Saint-Luc
AQI 25
Montreal West
AQI 25
Deux-Montagnes
AQI 24
Mont-Royal
AQI 25
Baie-D'Urfe
AQI 19
Châteauguay
AQI 19