Hamilton Downtown, Ontario, Canada Air Quality

Monitoring Station · Hamilton, Canada
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
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AQI Forecast
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Air Quality Forecast (24h)

PM2.55.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

20
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 4.8 µg/m³
21
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
21
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
25
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 6.0 µg/m³
22
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 5.3 µg/m³
35
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 8.4 µg/m³
21
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 5.0 µg/m³

Nearby Cities

23 Hamilton 24 Waterdown 24 Stoney Creek 26 Ancaster 22 Burlington 22 Grimsby 20 Oakville 24 Milton 19 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-10-21T03:08 UTC.