Air Quality in East Gwillimbury, Canada
Clear
26.7°C · 46.7% humidity
26.7°
Feels 26.7°
114
Unhealthy for sensitive groups
Sensitive groups should reduce prolonged outdoor exertion.
Model forecast
Nearby Monitoring Stations
East Gwillimbury's air quality — share it
AQI Forecast
Calibrated
14
10am
14
7
114
1pm
84
62
46
4pm
42
34
28
7pm
17
12
10
10pm
11
10
16
1am
8
8
6
4am
6
5
7
7am
7
4
Station readings
18h ago
AQI 74
PM2.5 23.0 µg/m³ · 18h ago
CAMS model
adj -20
34
34
27
27
27
27
27
34
34
34
27
25
25
27
27
34
27
27
25
25
25
27
27
24
Air Quality Index Trend
8h · 1 stnEast Gwillimbury'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 East Gwillimbury is 2.7× the WHO 24-hour guideline of 15 µg/m³.
46.7%
Humidity
30.5 km/h
Wind NNE
1014.6 hPa
Pressure
12.9
UV Extreme
GoodModerateUSGUnhealthyVery UnhealthyHazardous
Which pollutant is driving the AQI?
PM2.5▲
40.72 µg/m³
PM10
84.3 µg/m³
050100150200300500
What is the weather forecast for East Gwillimbury?
Temperature & Precipitation
PM2.5 Trend
8h · 1 stationPM2.540.72 µg/m³
×2.7 WHO
Unhealthy for sensitive groups
PM1084.3 µg/m³
Moderate
UV INDEX12.9
Extreme
What is the 7-day forecast for East Gwillimbury?
07-21
26.7° 20.6°
24.31 mm
07-22
24.6° 17.7°
07-23
19.1° 15.7°
0.13 mm
07-24
22.2° 18.1°
07-25
22.8° 13.6°
1.38 mm
07-26
26.3° 19.3°
3.56 mm
07-27
28.8° 19.1°
Both models agree
Avg diff: 3.4°C
Where are air quality stations near East Gwillimbury?
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Data sources: Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-07-21T17:26 UTC.