Toronto Downtown, Ontario, Canada

Monitoring Station · Bay Street Corridor, Canada
46
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
75 5am
75
75
75 8am
75
75
55 11am
55
55
75 2pm
75
75
75 5pm
75
—
— 8pm
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— 11pm
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— 2am
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CAMS model adj +21
54
54
54
54
54
54
34
34
34
54
54
54
54
54

Air Quality Forecast (24h)

PM2.511.0 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

50
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
25
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 6.0 µg/m³
46
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
59
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 15.9 µg/m³
42
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 10.1 µg/m³
-
canada-toronto-richmond-street-west
1.4 km PM2.5: 0.0 µg/m³
30
Toronto East, Ontario, Canada
13.2 km PM2.5: 7.2 µg/m³
38
Toronto East, Ontario, Canada
13.2 km PM2.5: 9.1 µg/m³

Nearby Cities

51 Bay Street Corridor 52 Church-Yonge Corridor 52 North St.James Town 52 Kensington-Chinatown 52 Annex 52 Moss Park 52 Rosedale-Moore Park 52 Trinity-Bellwoods 52 Niagara

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-26T08:03 UTC.