Air Quality in Saint-Eustache, Canada

Windy
11.5°C · 79.0% humidity
11.5°
Feels 11.5°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
12 5pm
12
10
32 8pm
34
30
28 11pm
26
24
23 2am
23
22
22 5am
22
21
21 8am
21
14
14 11am
14
14
14 2pm
12
12
Station readings
12
12
10
15
CAMS model adj -13
25
25
25
27
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
27
25
25
AD 728×90

Air Quality Index Trend

48h · 2 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.

79.0%
Humidity
48.1 km/h
Wind SW
997.8 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.8 µg/m³
PM10
19
20.55 µg/m³
050100150200300500

What is the weather forecast for Saint-Eustache?

Temperature & Precipitation

PM2.5 Trend

48h · 2 stations
PM2.57.8 µg/m³ ✓ WHO
Good
PM1020.55 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
7.8
Median
7.73
Average
2.67
Low
16.4
High
PM2.5 µg/m³ · Model: 10.0 · Bias: +2.2

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

06-09
24.2° 10.6°
1.13 mm
06-10
17.5° 10.9°
19.0 mm
06-11
22.9° 8.5°
06-12
19.7° 16.2°
6.81 mm
06-13
23.4° 16.9°
7.5 mm
06-14
24.5° 10.4°
4.0 mm
06-15
22.3° 15.1°
14.37 mm
Both models agree Avg diff: 7.2°C

Where are air quality stations near Saint-Eustache?

124
Laval, Quebec, Canada
15.7 km PM2.5: 44.8 µg/m³
2
Laval, Quebec, Canada
15.7 km PM2.5: 0.5 µg/m³
151
Laval, Quebec, Canada
15.7 km PM2.5: 55.5 µg/m³
12
Montréal, Ahuntsic Live Meteo Station
18.2 km 83.8°C 35.6% RH PM2.5: 3.0 µg/m³ PM10: 3.0 µg/m³
18
Hudson
23.7 km PM2.5: 4.3 µg/m³ PM10: 4.3 µg/m³
51
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 12.1 µg/m³
56
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 14.5 µg/m³
–
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km
25
Terrebonne - secteur du parc Vaillant, Quebec, Canada
24.5 km PM2.5: 6.0 µg/m³

What cities are near Saint-Eustache?

34 Deux-Montagnes 37 L'Île-Bizard–Sainte-Geneviève 35 Boisbriand 37 Pierrefonds-Roxboro 37 Dollard-Des Ormeaux 34 Sainte-Thérèse 34 Blainville 40 Pierrefonds 32 Chomedey 39 Kirkland
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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 2026-06-09T00:40 UTC.