Air Quality in Saint-Constant, Canada

Windy
15.8°C · 76.3% humidity
15.8°
Feels 15.8°
22
Good
Air quality is satisfactory. Enjoy outdoor activities.
3 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
35 4pm
24
25
17 7pm
16
16
16 10pm
16
16
16 1am
16
16
16 4am
16
16
16 7am
16
28
28 10am
28
28
41 1pm
28
28
Station readings
35
24
25
17
CAMS model adj -9
37
37
37
25
25
25
25
25
25
25
25
25
25
25
25
25
25
37
37
37
37
50
37
37
AD 728×90

PM2.5 Trend (24h)

25h · 4 stations
76.3%
Humidity
100.9 km/h
Wind SW
1022.3 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

What is the weather forecast for Saint-Constant?

Temperature & Precipitation

PM2.55.33 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (3 stations within 25 km)
5.33
Median
5.06
Average
4.21
Low
5.63
High
PM2.5 µg/m³ · Model: 8.9 · Bias: +3.6

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

04-09
15.8° 0.7°
04-10
18.8° 5.8°
04-11
16.0° 8.4°
4.25 mm
04-12
10.6° 4.1°
04-13
15.4° 8.3°
19.69 mm
04-14
17.5° 13.8°
5.31 mm
04-15
17.0° 10.5°
4.31 mm
Both models agree Avg diff: 5.2°C

Where are air quality stations near Saint-Constant?

31
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
36
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
32
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
34
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
25
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
31
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
24
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
30
Brossard - secteur du parc Sorbonne, Quebec, Canada
11.2 km
29
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
11.3 km
15
Rue Bourret
20.7 km PM2.5: 3.7 µg/m³ PM10: 3.7 µg/m³

What cities are near Saint-Constant?

22 Sainte-Catherine 22 Candiac 22 La Prairie 23 Desmarchais-Crawford 23 Ville-Émard 23 Verdun 22 Ile-des-Soeurs 23 Saint-Henri 23 Le Sud-Ouest 22 Brossard

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-04-09T19:34 UTC.