Montreal Air Quality

Monitoring Station · Ville-Marie, Canada
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
34 5pm
34
34
34 8pm
34
34
34 11pm
34
27
27 2am
27
25
25 5am
25
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Air Quality Forecast (24h)

PM2.513.1 µg/m³ ✓ WHO
Moderate
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Nearby Monitoring Stations

40
Montreal
0.0 km PM2.5: 9.6 µg/m³
40
Montreal
0.0 km PM2.5: 9.6 µg/m³
25
Montreal
0.0 km PM2.5: 6.0 µg/m³
-
canada-montreal-rue-leclaire
5.5 km PM2.5: 0.0 µg/m³
71
canada-montreal-rue-ida-steinberg
6.1 km PM2.5: 21.8 µg/m³
25
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
9.9 km PM2.5: 6.0 µg/m³
132
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
9.9 km PM2.5: 48.1 µg/m³
193
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
9.9 km PM2.5: 136.8 µg/m³

Nearby Cities

52 Ville-Marie 55 Montréal 54 Le Plateau-Mont-Royal 56 Mile End 58 Outremont 58 Westmount 66 Le Vieux-Longueuil 58 Le Sud-Ouest 58 Rosemont–La Petite-Patrie

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-07-21T20:41 UTC.