Hamilton Downtown, Ontario, Canada Air Quality
Monitoring Station
· Hamilton, Canada
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading
Nearby Monitoring Stations
GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
Calibrated
46
3am
44
44
24
6am
24
24
24
9am
17
15
15
12pm
15
15
15
3pm
15
15
—
6pm
—
—
—
9pm
—
—
—
12am
—
—
CAMS model
adj -10
54
54
54
34
34
34
34
27
25
25
25
25
25
25
25
Air Quality Forecast (24h)
PM2.511.0 µg/m³
✓ WHO
Good
Nearby Monitoring Stations
46
Hamilton Downtown, Ontario, Canada
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Hamilton Downtown, Ontario, Canada
46
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30
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34
Hamilton Mountain, Ontario, Canada
38
Hamilton Mountain, Ontario, Canada
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Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-08T06:43 UTC.