Toronto Downtown, Ontario, Canada

Monitoring Station · Bay Street Corridor, Canada
53
Moderate
Unusually sensitive people should consider reducing prolonged outdoor exertion.
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Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
75 8pm
75
99
53 11pm
99
75
50 2am
37
25
25 5am
25
37
37 8am
25
25
— 11am
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—
— 2pm
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— 5pm
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Air Quality Trend (24h)

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Nearby Monitoring Stations

50
Toronto Downtown, Ontario, Canada
0.0 km
38
Toronto Downtown, Ontario, Canada
0.0 km
38
Toronto Downtown, Ontario, Canada
0.0 km
50
Toronto Downtown, Ontario, Canada
0.0 km
-
canada-toronto-richmond-street-west
1.4 km PM2.5: 0.0 µg/m³
18
Toronto East, Ontario, Canada
13.2 km
25
Toronto East, Ontario, Canada
13.2 km
22
Toronto East, Ontario, Canada
13.2 km

Nearby Cities

11 Bay Street Corridor 11 Church-Yonge Corridor 11 North St.James Town 11 Kensington-Chinatown 11 Annex 11 Moss Park 11 Rosedale-Moore Park 11 Trinity-Bellwoods 11 Niagara

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T23:41 UTC.