Hamilton Downtown, Ontario, Canada Air Quality

Monitoring Station · Hamilton, Canada
38
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
46 11pm
46
46
38 2am
46
46
46 5am
46
46
46 8am
44
44
44 11am
44
44
— 2pm
—
—
— 5pm
—
—
— 8pm
—
—
Station readings
38
CAMS model adj +19
27
27
27
27
27
27
27
27
27
27
25
25
25
25
25

Air Quality Forecast (24h)

PM2.59.1 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

50
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
38
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 9.1 µg/m³
25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
30
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 7.2 µg/m³
39
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 9.4 µg/m³
43
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 10.3 µg/m³
50
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 12.0 µg/m³
38
Hamilton West, Ontario, Canada
3.7 km PM2.5: 9.1 µg/m³

Nearby Cities

43 Hamilton 42 Waterdown 43 Stoney Creek 46 Ancaster 42 Burlington 40 Grimsby 46 Oakville 53 Milton 42 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-11T02:46 UTC.