Air Quality in Saint-Eustache, Canada

Drizzle
7.6°C · 70.9% humidity
7.6°
Feels 2.5°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
7 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
7 11pm
37
37
32 2am
33
34
34 5am
35
35
35 8am
37
37
37 11am
37
37
37 2pm
37
37
37 5pm
37
37
37 8pm
39
39
Station readings
7
4
4
CAMS model adj +12
25
25
25
25
25
25
24
24
24
24
25
25
25
25
25
25
25
25
25
25
25
25
27
27
AD 728×90

Air Quality Index Trend

43h · 1 stn

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

70.9%
Humidity
43.9 km/h
Wind NW
1019.5 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.81 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Saint-Eustache?

Temperature & Precipitation

PM2.5 Trend

43h · 1 station
PM2.57.81 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (7 stations within 25 km)
7.81
Median
6.5
Average
1.0
Low
22.6
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -1.9

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

05-30
19.5° 7.6°
7.38 mm
05-31
22.7° 6.6°
3.44 mm
06-01
23.8° 15.5°
06-02
18.2° 9.8°
0.56 mm
06-03
26.4° 14.2°
06-04
22.2° 12.7°
0.81 mm
06-05
22.7° 11.0°
3.62 mm
Both models agree Avg diff: 4.5°C

Where are air quality stations near Saint-Eustache?

36
Laval, Quebec, Canada
15.7 km PM2.5: 8.6 µg/m³
2
Laval, Quebec, Canada
15.7 km PM2.5: 0.5 µg/m³
24
Laval, Quebec, Canada
15.7 km PM2.5: 5.8 µg/m³
–
Montréal, Ahuntsic Live Meteo Station
18.2 km 49.8°C 90.9% RH PM2.5: 0.0 µg/m³ PM10: 1.0 µg/m³
4
Hudson
23.7 km PM2.5: 1.0 µg/m³ PM10: 1.7 µg/m³
51
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 12.1 µg/m³
53
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 13.1 µg/m³
24
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 5.8 µg/m³
15
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 3.6 µg/m³

What cities are near Saint-Eustache?

40 Deux-Montagnes 49 L'Île-Bizard–Sainte-Geneviève 24 Boisbriand 38 Pierrefonds-Roxboro 36 Dollard-Des Ormeaux 23 Sainte-Thérèse 17 Blainville 54 Pierrefonds 22 Chomedey 53 Kirkland
Get AQI alerts for Saint-Eustache

Notify me when air quality reaches:

Free · No account · Unsubscribe any time

Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-05-30T06:06 UTC.