Air Quality in Sainte-Thérèse, Canada

Drizzle
7.9°C · 62.8% humidity
7.9°
Feels 2.3°
23
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 8pm
32
32
23 11pm
26
28
29 2am
30
31
31 5am
31
31
32 8am
33
33
33 11am
33
33
33 2pm
33
33
33 5pm
33
33
Station readings
12
13
4
11
CAMS model adj +8
27
24
24
25
25
25
25
25
25
24
24
24
24
25
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

44h · 2 stn

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

62.8%
Humidity
56.7 km/h
Wind NW
1019.1 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
23
5.6 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Sainte-Thérèse?

Temperature & Precipitation

PM2.5 Trend

44h · 2 stations
PM2.55.6 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (10 stations within 25 km)
5.6
Median
6.27
Average
2.0
Low
8.9
High
PM2.5 µg/m³ · Model: 5.9 · Bias: +0.3

What is the 7-day forecast for Sainte-Thérèse?

05-30
19.6° 7.9°
6.69 mm
05-31
21.0° 6.5°
4.38 mm
06-01
24.3° 16.7°
06-02
18.4° 9.1°
1.13 mm
06-03
26.5° 13.9°
06-04
22.2° 12.6°
1.25 mm
06-05
22.1° 11.2°
3.0 mm
Both models agree Avg diff: 4.6°C

Where are air quality stations near Sainte-Thérèse?

2
Laval, Quebec, Canada
9.7 km PM2.5: 0.5 µg/m³
36
Laval, Quebec, Canada
9.7 km PM2.5: 8.6 µg/m³
134
Laval, Quebec, Canada
9.7 km PM2.5: 48.9 µg/m³
124
Terrebonne - secteur du parc Vaillant, Quebec, Canada
14.9 km PM2.5: 44.8 µg/m³
51
Terrebonne - secteur du parc Vaillant, Quebec, Canada
14.9 km PM2.5: 12.1 µg/m³
53
Terrebonne - secteur du parc Vaillant, Quebec, Canada
14.9 km PM2.5: 13.1 µg/m³
24
Terrebonne - secteur du parc Vaillant, Quebec, Canada
14.9 km PM2.5: 5.8 µg/m³
8
Montréal, Ahuntsic Live Meteo Station
15.1 km 52.0°C 90.3% RH PM2.5: 2.0 µg/m³ PM10: 2.0 µg/m³
19
canada-montreal-rue-ida-steinberg
24.5 km PM2.5: 4.6 µg/m³
–
canada-montreal-rue-leclaire
25.0 km PM2.5: 0.0 µg/m³

What cities are near Sainte-Thérèse?

23 Boisbriand 22 Blainville 24 Saint-Louis-de-Terrebonne 20 Saint-Eustache 24 Val-des-Arbres 21 Deux-Montagnes 15 Laval 22 Chomedey 15 Laval-des-Rapides 23 Duvernay
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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 2026-05-30T03:24 UTC.