Air Quality in Ville-Marie, Canada
Windy
19.6°C · 45.4% humidity
19.6°
Feels 19.6°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations
Nearby Monitoring Stations
AQI Forecast
Calibrated
59
5pm
61
68
62
8pm
64
66
67
11pm
68
68
69
2am
69
69
70
5am
70
70
70
8am
63
63
63
11am
63
61
61
2pm
61
61
Station readings
59
61
68
CAMS model
adj +36
25
25
27
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
25
25
25
25
Air Quality Index Trend
47h · 3 stnVille-Marie's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Ville-Marie is 1.2× the WHO 24-hour guideline of 15 µg/m³.
45.4%
Humidity
59.0 km/h
Wind WSW
1011.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
17.42 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Ville-Marie?
Temperature & Precipitation
PM2.5 Trend
47h · 3 stationsPM2.517.42 µg/m³
×1.2 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
Station readings (2 stations within 25 km)
17.42
Median
17.09
Average
16.0
Low
18.18
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -10.3
What is the 7-day forecast for Ville-Marie?
08-03
24.8° 15.9°
08-04
29.4° 17.3°
1.69 mm
08-05
28.6° 16.2°
0.75 mm
08-06
27.6° 19.2°
1.75 mm
08-07
25.1° 15.7°
1.88 mm
08-08
25.4° 18.2°
08-09
32.2° 19.1°
0.62 mm
Both models agree
Avg diff: 4.0°C
Where are air quality stations near Ville-Marie?
25
St-Dominique, Montreal, Canada
28
St-Dominique, Montreal, Canada
27
St-Dominique, Montreal, Canada
47
St-Dominique, Montreal, Canada
55
Montreal
45
Montreal
20
Montreal
35
Montreal
55
Montreal
45
Montreal
What cities are near Ville-Marie?
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-08-08T00:42 UTC.