Hamilton Downtown, Ontario, Canada Air Quality

Monitoring Station · Hamilton, Canada
59
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

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AQI Forecast
34 7am
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59 10am
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Station readings
34
59

Air Quality Forecast (24h)

PM2.515.9 µg/m³ ×1.1 WHO
Moderate
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Nearby Monitoring Stations

25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
50
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
55
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 14.0 µg/m³
32
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 7.7 µg/m³
53
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 13.1 µg/m³
55
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 14.0 µg/m³
26
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 6.2 µg/m³
42
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 10.1 µg/m³

Nearby Cities

54 Hamilton 45 Waterdown 50 Stoney Creek 49 Ancaster 39 Burlington 48 Grimsby 21 Oakville 31 Milton 30 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-22T10:26 UTC.