Air Quality in Salaberry-de-Valleyfield, 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
67 11pm
67
67
82 2am
78
75
73 5am
71
70
69 8am
68
67
67 11am
67
66
66 2pm
66
66
66 5pm
66
66
66 8pm
66
66
Station readings
68
74
65
CAMS model adj +42
25
25
25
25
25
25
25
25
25
25
25
24
24
24
24
24
24
24
24
24
24
24
24
24
AD 728×90

Air Quality Index Trend

47h · 1 stn

Salaberry-de-Valleyfield'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 Salaberry-de-Valleyfield 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 Salaberry-de-Valleyfield?

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 Salaberry-de-Valleyfield?

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: 4.3°C

Where are air quality stations near Salaberry-de-Valleyfield?

55
Saint-Anicet, Quebec
18.9 km PM2.5: 13.9 µg/m³
65
Hudson
22.5 km PM2.5: 18.7 µg/m³ PM10: 19.6 µg/m³
37
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 8.9 µg/m³
41
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 9.8 µg/m³
31
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 7.4 µg/m³
27
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 6.5 µg/m³
29
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 7.0 µg/m³
31
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 7.4 µg/m³
17
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 4.1 µg/m³
18
Sainte-Anne-de-Bellevue, Montreal, Canada
25.3 km PM2.5: 4.3 µg/m³

What cities are near Salaberry-de-Valleyfield?

82 Les Coteaux 82 Saint-Lazare 82 Vaudreuil-Dorion 69 Beaconsfield 70 Pierrefonds 68 Kirkland 69 L'Île-Bizard–Sainte-Geneviève 59 Pointe-Claire 59 Châteauguay 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 2026-08-08T06:44 UTC.