Hamilton Downtown, Ontario, Canada Air Quality

Monitoring Station · Hamilton, Canada
39
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
52 9pm
52
38
39 12am
52
52
52 3am
52
52
52 6am
52
52
50 9am
50
50
— 12pm
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— 3pm
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— 6pm
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Station readings
38
39
CAMS model adj +25
27
27
27
27
27
27
27
27
27
27
27
27
25
25
25

Air Quality Forecast (24h)

PM2.59.4 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
46
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
50
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
50
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 12.0 µg/m³
46
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 11.0 µg/m³
44
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 10.6 µg/m³
30
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 7.2 µg/m³
50
Hamilton West, Ontario, Canada
3.7 km PM2.5: 12.0 µg/m³

Nearby Cities

43 Hamilton 42 Waterdown 43 Stoney Creek 46 Ancaster 42 Burlington 40 Grimsby 46 Oakville 53 Milton 42 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-11T00:57 UTC.