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
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Nearby Monitoring Stations

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
46
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 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
34
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 8.2 µg/m³
34
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 8.2 µg/m³
38
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 9.1 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 2026-08-08T06:43 UTC.