Air Quality in Le Sud-Ouest, Canada

Rain
15.7°C · 59.1% humidity
15.7°
Feels 15.7°
44
Good
Air quality is satisfactory. Enjoy outdoor activities.
6 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
32 4pm
37
62
44 7pm
48
45
46 10pm
46
48
48 1am
48
48
48 4am
48
46
46 7am
46
46
46 10am
46
46
46 1pm
46
46
Station readings
32
37
62
62
CAMS model adj +21
24
25
25
25
27
24
25
25
27
27
27
27
27
27
25
25
25
25
25
25
25
25
25
25
AD 728×90

Air Quality Index Trend

46h · 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.

59.1%
Humidity
57.6 km/h
Wind NW
1012.6 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
44
10.57 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Le Sud-Ouest?

Temperature & Precipitation

PM2.5 Trend

46h · 3 stations
PM2.510.57 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (6 stations within 25 km)
10.57
Median
9.81
Average
5.0
Low
27.0
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -4.7

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

05-29
15.9° 9.4°
2.69 mm
05-30
19.4° 9.0°
8.69 mm
05-31
23.7° 6.7°
1.94 mm
06-01
25.5° 18.6°
06-02
18.4° 11.1°
2.25 mm
06-03
27.3° 15.7°
06-04
22.5° 13.8°
0.88 mm
Both models agree Avg diff: 4.3°C

Where are air quality stations near Le Sud-Ouest?

56
Montreal
5.0 km PM2.5: 14.5 µg/m³
62
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.0 km PM2.5: 17.3 µg/m³
14
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.0 km PM2.5: 3.4 µg/m³
68
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.0 km PM2.5: 20.2 µg/m³
15
Longueuil - secteur du parc Océanie (Brossard), Quebec, Canada
10.0 km PM2.5: 3.6 µg/m³
–
canada-montreal-rue-leclaire
10.4 km PM2.5: 0.0 µg/m³
11
canada-montreal-rue-ida-steinberg
10.9 km PM2.5: 2.6 µg/m³
102
Montréal, Ahuntsic Live Meteo Station
11.4 km 60.5°C 79.8% RH PM2.5: 36.0 µg/m³ PM10: 43.0 µg/m³
134
Laval, Quebec, Canada
17.8 km PM2.5: 48.9 µg/m³
2
Laval, Quebec, Canada
17.8 km PM2.5: 0.5 µg/m³

What cities are near Le Sud-Ouest?

45 Saint-Henri 46 Westmount 49 Notre-Dame-de-Grâce 40 Verdun 44 Ville-Émard 41 Desmarchais-Crawford 40 Ville-Marie 36 Ile-des-Soeurs 52 Snowdon 45 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 2026-05-29T23:40 UTC.