Air Quality in Saint-Henri, Canada

Rain
15.7°C · 59.1% humidity
15.7°
Feels 15.7°
45
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
33 4pm
37
64
45 7pm
49
46
47 10pm
47
49
49 1am
49
49
49 4am
49
47
47 7am
47
47
47 10am
47
47
47 1pm
47
47
Station readings
33
37
64
64
CAMS model adj +22
24
25
25
25
27
24
25
25
27
27
27
27
27
27
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

46h · 3 stn

Saint-Henri's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

59.1%
Humidity
57.6 km/h
Wind NW
1012.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
45
10.94 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Saint-Henri?

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.510.94 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
10.94
Median
9.81
Average
5.0
Low
27.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -5.0

What is the 7-day forecast for Saint-Henri?

05-29
15.9° 9.4°
2.69 mm
05-30
19.4° 9.0°
8.69 mm
05-31
23.7° 6.7°
1.94 mm
06-01
25.5° 18.6°
06-02
18.4° 11.1°
2.25 mm
06-03
27.3° 15.7°
06-04
22.5° 13.8°
0.88 mm
Both models agree Avg diff: 4.3°C

Where are air quality stations near Saint-Henri?

56
Montreal
5.8 km PM2.5: 14.5 µg/m³
62
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.7 km PM2.5: 17.3 µg/m³
14
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.7 km PM2.5: 3.4 µg/m³
68
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.7 km PM2.5: 20.2 µg/m³
15
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.7 km PM2.5: 3.6 µg/m³
–
canada-montreal-rue-leclaire
11.2 km PM2.5: 0.0 µg/m³
102
Montréal, Ahuntsic Live Meteo Station
11.4 km 60.5°C 79.8% RH PM2.5: 36.0 µg/m³ PM10: 43.0 µg/m³
11
canada-montreal-rue-ida-steinberg
11.7 km PM2.5: 2.6 µg/m³
134
Laval, Quebec, Canada
17.7 km PM2.5: 48.9 µg/m³
2
Laval, Quebec, Canada
17.7 km PM2.5: 0.5 µg/m³

What cities are near Saint-Henri?

44 Le Sud-Ouest 49 Notre-Dame-de-Grâce 46 Westmount 44 Ville-Émard 40 Verdun 41 Desmarchais-Crawford 52 Snowdon 36 Ile-des-Soeurs 40 Ville-Marie 45 Montréal
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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 2026-05-29T23:40 UTC.