Air Quality in Pierrefonds, Canada

Windy
18.9°C · 56.5% humidity
18.9°
Feels 18.9°
70
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
70 4pm
58
57
70 7pm
70
69
68 10pm
68
67
67 1am
67
73
73 4am
73
73
73 7am
73
64
64 10am
64
63
63 1pm
63
63
Station readings
70
58
57
CAMS model adj +39
25
25
25
25
27
27
27
27
27
27
27
34
34
34
34
34
34
25
25
25
24
24
24
24
AD 728×90

Air Quality Index Trend

47h · 2 stn

Pierrefonds'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 Pierrefonds is 1.4× the WHO 24-hour guideline of 15 µg/m³.

56.5%
Humidity
77.0 km/h
Wind WSW
1011.4 hPa
Pressure
2.2
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
70
21.14 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Pierrefonds?

Temperature & Precipitation

PM2.5 Trend

47h · 2 stations
PM2.521.14 µg/m³ ×1.4 WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.2
Moderate
AD 300×250
Station readings (2 stations within 25 km)
21.14
Median
21.35
Average
16.0
Low
26.7
High
PM2.5 µg/m³ · Model: 7.1 · Bias: -14.0

What is the 7-day forecast for Pierrefonds?

08-03
23.4° 15.2°
08-04
27.4° 15.0°
3.88 mm
08-05
26.2° 13.9°
1.0 mm
08-06
24.8° 18.5°
2.69 mm
08-07
21.7° 14.5°
0.25 mm
08-08
24.4° 15.4°
08-09
30.5° 18.5°
1.25 mm
Both models agree Avg diff: 4.4°C

Where are air quality stations near Pierrefonds?

24
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 5.8 µg/m³
32
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 7.7 µg/m³
41
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 9.8 µg/m³
26
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 6.2 µg/m³
17
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 4.1 µg/m³
42
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 10.1 µg/m³
46
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 11.0 µg/m³
18
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 4.3 µg/m³
46
Sainte-Anne-de-Bellevue, Montreal, Canada
4.7 km PM2.5: 11.0 µg/m³
59
Montréal, Ahuntsic Live Meteo Station
20.3 km 88.5°C 58.6% RH PM2.5: 16.0 µg/m³ PM10: 16.0 µg/m³

What cities are near Pierrefonds?

68 Kirkland 69 Beaconsfield 69 L'Île-Bizard–Sainte-Geneviève 59 Pointe-Claire 60 Pierrefonds-Roxboro 60 Dollard-Des Ormeaux 68 Deux-Montagnes 60 Dorval 67 Saint-Eustache 82 Vaudreuil-Dorion
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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.