Air Quality in Mont-Saint-Hilaire, Canada

Windy
9.9°C · 89.0% humidity
9.9°
Feels 5.1°
10
Good
Air quality is satisfactory. Enjoy outdoor activities.
Calibrated model

Nearby Monitoring Stations

AQI Forecast Calibrated
20 8pm
18
14
21 11pm
9
9
9 2am
9
9
9 5am
9
9
9 8am
21
21
21 11am
21
59
59 2pm
34
34
34 5pm
34
34
Station readings
20
18
14
CAMS model adj -16
37
37
37
37
25
25
25
25
25
25
25
25
25
37
37
37
37
75
75
50
50
50
50
50
AD 728×90

PM2.5 Trend (24h)

26h · 3 stations
89.0%
Humidity
56.8 km/h
Wind SSW
1023.2 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Temperature & Precipitation

PM2.52.46 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
AD 300×250
04-09
13.6° 0.6°
04-10
18.9° 5.8°
04-11
15.2° 8.3°
3.69 mm
04-12
10.4° 2.4°
04-13
15.6° 7.7°
18.25 mm
04-14
18.5° 14.2°
4.88 mm
04-15
17.2° 9.6°
5.44 mm

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T23:17 UTC.