Air Quality in Les Coteaux, Canada

Windy
19.0°C · 57.3% humidity
19.0°
Feels 19.0°
82
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
1 station

Nearby Monitoring Stations

AQI Forecast Calibrated
68 12am
68
68
82 3am
76
73
73 6am
72
69
67 9am
66
66
66 12pm
65
65
65 3pm
65
65
65 6pm
65
65
65 9pm
65
65
Station readings
74
65
64
CAMS model adj +41
27
27
27
27
25
25
27
27
25
24
24
24
24
24
24
24
24
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

47h · 1 stn

Les Coteaux's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration. Current PM2.5 concentration in Les Coteaux is 1.8× the WHO 24-hour guideline of 15 µg/m³.

57.3%
Humidity
60.6 km/h
Wind W
1012.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
82
26.7 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Les Coteaux?

Temperature & Precipitation

PM2.5 Trend

47h · 1 station
PM2.526.7 µg/m³ ×1.8 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (1 station within 25 km)
26.7
Median
26.7
Average
26.7
Low
26.7
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -19.6

What is the 7-day forecast for Les Coteaux?

08-03
24.8° 15.8°
08-04
26.5° 14.6°
2.44 mm
08-05
27.5° 13.3°
1.0 mm
08-06
24.8° 18.1°
2.87 mm
08-07
23.4° 14.8°
08-08
23.5° 16.1°
0.06 mm
08-09
30.7° 18.6°
2.06 mm
Both models agree Avg diff: 3.5°C

Where are air quality stations near Les Coteaux?

56
Saint-Anicet, Quebec
18.6 km PM2.5: 14.3 µg/m³
64
Hudson
19.4 km PM2.5: 18.4 µg/m³ PM10: 18.5 µg/m³
37
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 8.9 µg/m³
41
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 9.8 µg/m³
30
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 7.2 µg/m³
31
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 7.4 µg/m³
27
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 6.5 µg/m³
29
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 7.0 µg/m³
31
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 7.4 µg/m³
17
Sainte-Anne-de-Bellevue, Montreal, Canada
28.6 km PM2.5: 4.1 µg/m³

What cities are near Les Coteaux?

82 Salaberry-de-Valleyfield 82 Saint-Lazare 82 Vaudreuil-Dorion 70 Pierrefonds 69 Beaconsfield 68 Kirkland 69 L'Île-Bizard–Sainte-Geneviève 59 Pointe-Claire 68 Deux-Montagnes 60 Pierrefonds-Roxboro
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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 2026-08-08T07:31 UTC.