Hamilton

Monitoring Station · Hamilton, Canada
68
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
63 2am
51
51
51 5am
51
51
51 8am
51
51
51 11am
51
51
51 2pm
51
51
— 5pm
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— 11pm
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CAMS model adj -3
66
54
54
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54
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54

Air Quality Trend (24h)

PM2.520.2 µg/m³ ×1.3 WHO
Moderate
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Nearby Monitoring Stations

65
Hamilton
0.0 km PM2.5: 18.8 µg/m³
53
Hamilton
0.0 km PM2.5: 13.1 µg/m³
55
Hamilton Downtown, Ontario, Canada
0.9 km PM2.5: 14.0 µg/m³
74
Hamilton Downtown, Ontario, Canada
0.9 km PM2.5: 23.0 µg/m³
55
Hamilton Downtown, Ontario, Canada
0.9 km PM2.5: 14.0 µg/m³
34
Hamilton Mountain, Ontario, Canada
2.3 km PM2.5: 8.2 µg/m³
46
Hamilton Mountain, Ontario, Canada
2.3 km PM2.5: 11.0 µg/m³
55
Hamilton Mountain, Ontario, Canada
2.3 km PM2.5: 14.0 µg/m³

Nearby Cities

57 Hamilton 51 Stoney Creek 44 Waterdown 49 Ancaster 38 Burlington 50 Grimsby 39 Oakville 30 Milton 35 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-18T05:48 UTC.