Hamilton Downtown, Ontario, Canada

Monitoring Station · Hamilton, Canada
21
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
18 6am
26
21
26 9am
26
26
0 12pm
0
0
0 3pm
0
6
6 6pm
6
26
— 9pm
—
—
— 12am
—
—
— 3am
—
—
Station readings
18
21
CAMS model adj -28
66
54
54
54
54
54
27
25
25
27
27
34
34
34
54

Air Quality Trend (24h)

PM2.55.0 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
30
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
37
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 8.9 µg/m³
21
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 5.0 µg/m³
19
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 4.6 µg/m³
31
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 7.4 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

22 Hamilton 21 Waterdown 22 Stoney Creek 21 Ancaster 21 Burlington 23 Grimsby 19 Oakville 18 Milton 22 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T09:22 UTC.