Hamilton Downtown, Ontario, Canada

Monitoring Station · Hamilton, Canada
89
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
43 8am
87
87
89 11am
87
87
87 2pm
87
87
87 5pm
87
87
87 8pm
87
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— 2am
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— 5am
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Station readings
43
89
CAMS model adj +33
54
54
54
54
54
54
54
54
54
54
54
54
54
54

Air Quality Trend (24h)

PM2.530.2 µg/m³ ×2.0 WHO
Moderate
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Nearby Monitoring Stations

63
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 17.8 µg/m³
55
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 14.0 µg/m³
59
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 15.9 µg/m³
53
Hamilton
0.9 km PM2.5: 13.1 µg/m³
65
Hamilton
0.9 km PM2.5: 18.8 µg/m³
50
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 12.0 µg/m³
50
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 12.0 µg/m³
65
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 18.8 µg/m³

Nearby Cities

59 Hamilton 42 Waterdown 51 Stoney Creek 47 Ancaster 36 Burlington 48 Grimsby 22 Oakville 25 Milton 49 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-18T11:06 UTC.