Air Quality in Whitchurch-Stouffville, Canada

Windy
21.5°C · 37.0% humidity
21.5°
Feels 21.5°
57
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
2 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
56 12am
55
54
57 3am
60
62
64 6am
47
36
8 9am
8
8
11 12pm
11
11
11 3pm
11
9
9 6pm
9
9
9 9pm
8
8
Station readings
56
55
54
54
CAMS model adj -16
66
66
83
83
83
83
84
66
54
25
25
25
27
27
27
27
27
25
25
25
25
25
24
24
AD 728×90

Air Quality Index Trend

33h · 2 stn

Whitchurch-Stouffville's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

37.0%
Humidity
71.0 km/h
Wind NNW
1014.0 hPa
Pressure
2.9
UV Moderate
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
57
15.0 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Whitchurch-Stouffville?

Temperature & Precipitation

PM2.5 Trend

33h · 2 stations
PM2.515.0 µg/m³ ✓ WHO
Moderate
PM1013.7 µg/m³
Good
UV INDEX2.9
Moderate
AD 300×250
Station readings (2 stations within 25 km)
15.0
Median
15.0
Average
13.1
Low
16.9
High
PM2.5 µg/m³ · Model: 7.35 · Bias: -7.7

What is the 7-day forecast for Whitchurch-Stouffville?

08-03
23.2° 17.5°
3.62 mm
08-04
25.9° 16.9°
0.56 mm
08-05
33.0° 13.8°
08-06
28.1° 18.1°
7.25 mm
08-07
27.2° 12.8°
3.56 mm
08-08
34.1° 16.9°
0.44 mm
08-09
36.0° 18.7°
1.31 mm
Both models agree Avg diff: 3.2°C

Where are air quality stations near Whitchurch-Stouffville?

53
Newmarket, Ontario, Canada
14.2 km PM2.5: 13.1 µg/m³
55
Newmarket, Ontario, Canada
14.2 km PM2.5: 14.0 µg/m³
50
Newmarket, Ontario, Canada
14.2 km PM2.5: 12.0 µg/m³
57
Newmarket, Ontario, Canada
14.2 km PM2.5: 15.0 µg/m³
55
Newmarket, Ontario, Canada
14.2 km PM2.5: 14.0 µg/m³
36
Newmarket, Ontario, Canada
14.2 km PM2.5: 8.6 µg/m³
55
Toronto North, Ontario, Canada
25.6 km PM2.5: 14.0 µg/m³
50
Toronto North, Ontario, Canada
25.6 km PM2.5: 12.0 µg/m³
50
Toronto North, Ontario, Canada
25.6 km PM2.5: 12.0 µg/m³
37
Toronto North, Ontario, Canada
25.6 km PM2.5: 8.9 µg/m³

What cities are near Whitchurch-Stouffville?

52 Stouffville 57 Aurora 57 Newmarket 57 East Gwillimbury 49 Markham 49 Richmond Hill 52 Pickering 55 Uxbridge 48 Milliken 48 Steeles
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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 2026-08-08T07:07 UTC.