Air Quality in Le Sud-Ouest, Canada

Windy
19.6°C · 45.4% humidity
19.6°
Feels 19.6°
62
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
67 8pm
67
69
62 11pm
64
65
66 2am
67
68
68 5am
68
69
69 8am
62
62
62 11am
62
60
60 2pm
60
60
60 5pm
60
60
Station readings
67
67
69
CAMS model adj +35
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

47h · 3 stn

Le Sud-Ouest'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 Le Sud-Ouest is 1.1× the WHO 24-hour guideline of 15 µg/m³.

45.4%
Humidity
59.0 km/h
Wind WSW
1011.0 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
62
17.15 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Le Sud-Ouest?

Temperature & Precipitation

PM2.5 Trend

47h · 3 stations
PM2.517.15 µg/m³ ×1.1 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (2 stations within 25 km)
17.15
Median
17.09
Average
16.0
Low
18.18
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -10.1

What is the 7-day forecast for Le Sud-Ouest?

08-03
24.8° 15.9°
08-04
29.4° 17.3°
1.69 mm
08-05
28.6° 16.2°
0.75 mm
08-06
27.6° 19.2°
1.75 mm
08-07
25.1° 15.7°
1.88 mm
08-08
25.4° 18.2°
08-09
32.2° 19.1°
0.62 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Le Sud-Ouest?

20
Roberval, York, Montreal, Canada
1.0 km PM2.5: 4.8 µg/m³
19
Roberval, York, Montreal, Canada
1.0 km PM2.5: 4.6 µg/m³
38
Roberval, York, Montreal, Canada
1.0 km PM2.5: 9.1 µg/m³
68
Roberval, York, Montreal, Canada
1.0 km PM2.5: 20.2 µg/m³
26
Roberval, York, Montreal, Canada
1.0 km PM2.5: 6.2 µg/m³
36
Roberval, York, Montreal, Canada
1.0 km PM2.5: 8.6 µg/m³
38
Roberval, York, Montreal, Canada
1.0 km PM2.5: 9.1 µg/m³
44
Roberval, York, Montreal, Canada
1.0 km PM2.5: 10.6 µg/m³
28
St-Dominique, Montreal, Canada
4.8 km PM2.5: 6.7 µg/m³
25
St-Dominique, Montreal, Canada
4.8 km PM2.5: 6.0 µg/m³

What cities are near Le Sud-Ouest?

62 Saint-Henri 62 Westmount 61 Notre-Dame-de-Grâce 62 Verdun 62 Ville-Émard 62 Desmarchais-Crawford 62 Ville-Marie 61 Ile-des-Soeurs 61 Snowdon 62 Montréal
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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 2026-08-08T03:27 UTC.