Montreal Air Quality

Monitoring Station · Ville-Marie, Canada
27
Good
Air quality is satisfactory. Enjoy outdoor activities.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
27 8pm
31
31
38 11pm
58
58
58 2am
58
58
58 5am
38
38
38 8am
38
38
— 11am
—
—
— 2pm
—
—
— 5pm
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—
CAMS model adj +4
27
27
27
34
54
54
54
54
54
54
34
34
34
34
34

Air Quality Forecast (24h)

PM2.56.5 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

17
Montreal
0.0 km PM2.5: 4.1 µg/m³
24
Montreal
0.0 km PM2.5: 5.8 µg/m³
33
Montreal
0.0 km PM2.5: 7.9 µg/m³
30
Montreal
0.0 km PM2.5: 7.2 µg/m³
20
St-Dominique, Montreal, Canada
1.1 km PM2.5: 4.8 µg/m³
15
St-Dominique, Montreal, Canada
1.1 km PM2.5: 3.6 µg/m³
17
St-Dominique, Montreal, Canada
1.1 km PM2.5: 4.1 µg/m³
19
Molson, Montreal, Canada
4.0 km PM2.5: 4.6 µg/m³

Nearby Cities

27 Ville-Marie 27 Montréal 27 Le Plateau-Mont-Royal 27 Mile End 27 Outremont 26 Westmount 28 Le Vieux-Longueuil 25 Le Sud-Ouest 27 Rosemont–La Petite-Patrie

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T23:19 UTC.