Air Quality in Laval, Canada

Windy
19.4°C · 49.1% humidity
19.4°
Feels 19.4°
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
57 4pm
57
59
59 7pm
66
66
66 10pm
66
66
66 1am
66
66
66 4am
66
66
66 7am
66
59
59 10am
59
59
57 1pm
57
57
Station readings
57
57
59
CAMS model adj +32
27
25
25
27
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
25
25
25
AD 728×90

Air Quality Index Trend

47h · 2 stn

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

49.1%
Humidity
68.5 km/h
Wind WSW
1011.3 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
59
16.06 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Laval?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.516.06 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)
16.06
Median
17.09
Average
16.0
Low
18.18
High
PM2.5 µg/m³ · Model: 6.25 · Bias: -9.8

What is the 7-day forecast for Laval?

08-03
24.8° 15.8°
08-04
28.7° 16.8°
1.88 mm
08-05
27.3° 15.1°
1.0 mm
08-06
25.9° 19.1°
2.5 mm
08-07
22.2° 16.1°
1.06 mm
08-08
25.2° 17.7°
08-09
31.4° 19.5°
1.13 mm
Both models agree Avg diff: 4.0°C

Where are air quality stations near Laval?

59
Montréal, Ahuntsic Live Meteo Station
2.1 km 88.5°C 58.6% RH PM2.5: 16.0 µg/m³ PM10: 16.0 µg/m³
70
Laval, Quebec, Canada
4.4 km PM2.5: 21.1 µg/m³
38
Laval, Quebec, Canada
4.4 km PM2.5: 9.1 µg/m³
46
Laval, Quebec, Canada
4.4 km PM2.5: 11.0 µg/m³
25
Laval, Quebec, Canada
4.4 km PM2.5: 6.0 µg/m³
37
Laval, Quebec, Canada
4.4 km PM2.5: 8.9 µg/m³
33
Laval, Quebec, Canada
4.4 km PM2.5: 7.9 µg/m³
63
Caserne 17, Montreal, Canada
5.0 km PM2.5: 17.8 µg/m³
49
Caserne 17, Montreal, Canada
5.0 km PM2.5: 11.8 µg/m³
43
Caserne 17, Montreal, Canada
5.0 km PM2.5: 10.3 µg/m³

What cities are near Laval?

59 Laval-des-Rapides 59 Ahuntsic-Cartierville 60 Duvernay 60 Val-des-Arbres 59 Cartierville 60 Saint-Michel 61 Montréal-Nord 60 Chomedey 60 Saint-Vincent-de-Paul 60 Parc-Extension
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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 2026-08-07T23:45 UTC.