Air Quality in Saint-Jean-sur-Richelieu, Canada

Partly Cloudy
1.2°C · 53.2% humidity
1.2°
Feels -2.2°
14
Good
Air quality is satisfactory. Enjoy outdoor activities.
1 station

Nearby Monitoring Stations

AQI Forecast
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Station readings
4
6
14
21

Air Quality Index Trend

46h · 1 stn

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

53.2%
Humidity
11.6 km/h
Wind SSW
1030.2 hPa
Pressure
0.0
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5
14
3.26 µg/m³
PM10▲
76
104.9 µg/m³
050100150200300500

What is the weather forecast for Saint-Jean-sur-Richelieu?

Temperature & Precipitation

PM2.5 Trend

46h · 1 station
PM2.53.26 µg/m³ ✓ WHO
Good
PM10104.9 µg/m³
Moderate
UV INDEX0.0
Low
Station readings (1 station within 25 km)
3.26
Median
3.26
Average
3.26
Low
3.26
High
PM2.5 µg/m³ · Model: 28.0 · Bias: +24.7

What is the 7-day forecast for Saint-Jean-sur-Richelieu?

10-21
14.5° 1.2°
10-22
12.9° 2.3°
13.56 mm
10-23
13.3° 6.1°
2.31 mm
10-24
15.7° 2.7°
0.13 mm
10-25
17.9° 7.6°
13.25 mm
10-26
7.9° 4.1°
1.31 mm
10-27
9.2° 2.3°
0.94 mm
Both models agree Avg diff: 4.8°C

Where are air quality stations near Saint-Jean-sur-Richelieu?

21
Rue Bourret
4.1 km PM2.5: 5.1 µg/m³ PM10: 6.4 µg/m³
43
Brossard - secteur du parc Sorbonne, Quebec, Canada
23.1 km PM2.5: 10.3 µg/m³
26
Roberval, York, Montreal, Canada
30.5 km PM2.5: 6.2 µg/m³
19
Roberval, York, Montreal, Canada
30.5 km PM2.5: 4.6 µg/m³
24
Roberval, York, Montreal, Canada
30.5 km PM2.5: 5.8 µg/m³
54
Roberval, York, Montreal, Canada
30.5 km PM2.5: 13.5 µg/m³
29
Roberval, York, Montreal, Canada
30.5 km PM2.5: 7.0 µg/m³
22
Roberval, York, Montreal, Canada
30.5 km PM2.5: 5.3 µg/m³
22
Roberval, York, Montreal, Canada
30.5 km PM2.5: 5.3 µg/m³
27
Roberval, York, Montreal, Canada
30.5 km PM2.5: 6.5 µg/m³

What cities are near Saint-Jean-sur-Richelieu?

35 Chambly 31 Candiac 31 La Prairie 32 Brossard 36 Saint-Hubert 32 Saint-Constant 39 Saint-Basile-le-Grand 35 Greenfield Park 36 Saint-Bruno-de-Montarville 37 Laflèche
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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 2026-10-21T00:42 UTC.