Air Quality in Saint-Lazare, Canada
Windy
11.3°C · 81.9% humidity
11.3°
Feels 11.3°
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
2 stations
Nearby Monitoring Stations
Saint-Lazare's air quality — share it
AQI Forecast
Calibrated
13
4pm
13
13
17
7pm
15
22
22
10pm
22
22
22
1am
22
22
22
4am
22
22
22
7am
22
22
15
10am
15
15
15
1pm
15
13
Station readings
19
13
12
13
CAMS model
adj -12
25
25
25
25
27
34
34
34
34
34
34
34
34
34
34
34
34
34
27
27
27
27
27
25
Air Quality Index Trend
47h · 1 stnSaint-Lazare's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.
81.9%
Humidity
49.7 km/h
Wind SSW
997.7 hPa
Pressure
1.4
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
3.98 µg/m³
PM10
13.7 µg/m³
050100150200300500
What is the weather forecast for Saint-Lazare?
Temperature & Precipitation
PM2.5 Trend
47h · 1 stationPM2.53.98 µg/m³
✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX1.4
Low
Station readings (2 stations within 25 km)
3.98
Median
6.6
Average
3.1
Low
10.1
High
PM2.5 µg/m³ · Model: 6.25 · Bias: +2.3
What is the 7-day forecast for Saint-Lazare?
06-08
20.0° 9.0°
06-09
24.8° 10.5°
1.13 mm
06-10
17.1° 10.2°
19.0 mm
06-11
22.7° 8.8°
06-12
19.3° 15.7°
5.5 mm
06-13
23.1° 17.0°
6.63 mm
06-14
24.2° 10.2°
5.12 mm
Both models agree
Avg diff: 7.1°C
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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 2026-06-08T23:24 UTC.