Hamilton Downtown, Ontario, Canada

Monitoring Station · Hamilton, Canada
17
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
38 9am
62
62
17 12pm
33
33
35 3pm
35
42
42 6pm
42
62
62 9pm
42
42
— 12am
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—
— 3am
—
—
— 6am
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Station readings
38
17
CAMS model adj +8
54
54
54
27
25
25
27
27
34
34
34
54
54
34
34

Air Quality Trend (24h)

PM2.54.1 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
25
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
37
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 8.9 µg/m³
19
Hamilton Downtown, Ontario, Canada
0.0 km PM2.5: 4.6 µg/m³
21
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 5.0 µg/m³
31
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 7.4 µg/m³
14
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 3.4 µg/m³
34
Hamilton Mountain, Ontario, Canada
3.2 km PM2.5: 8.2 µg/m³

Nearby Cities

22 Hamilton 21 Waterdown 21 Stoney Creek 21 Ancaster 20 Burlington 21 Grimsby 18 Oakville 18 Milton 25 Brantford

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-15T12:35 UTC.