Hamilton Downtown, Ontario, Canada Air Quality

Monitoring Station · Hamilton, Canada
42
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
54 11pm
54
42
54 2am
54
54
54 5am
34
34
34 8am
34
27
25 11am
25
25
— 2pm
—
—
— 5pm
—
—
— 8pm
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Station readings
42
CAMS model
54
54
54
54
54
54
54
34
34
34
34
27
25
25
25

Air Quality Forecast (24h)

PM2.510.1 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

55
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 14.0 µg/m³
30
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
34
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 8.2 µg/m³
53
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 13.1 µg/m³
46
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
68
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 20.2 µg/m³
44
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 10.6 µg/m³
34
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 8.2 µg/m³

Nearby Cities

36 Hamilton 38 Waterdown 38 Stoney Creek 38 Ancaster 38 Burlington 38 Grimsby 39 Oakville 41 Milton 46 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T02:36 UTC.