Toronto Downtown, Ontario, Canada Air Quality

Monitoring Station · Bay Street Corridor, Canada
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast Calibrated
21 3am
21
30
21 6am
21
21
21 9am
21
21
21 12pm
28
28
28 3pm
28
28
— 6pm
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— 9pm
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— 12am
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Station readings
30
CAMS model adj -6
27
27
27
27
27
27
27
27
27
27
34
34
34
34
34

Air Quality Forecast (24h)

PM2.57.2 µg/m³ ✓ WHO
Good
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Nearby Monitoring Stations

30
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 7.2 µg/m³
42
Toronto
1.2 km PM2.5: 10.1 µg/m³
-
canada-toronto-richmond-street-west
1.4 km PM2.5: 0.0 µg/m³
18
Wood Glen
9.3 km PM2.5: 4.4 µg/m³
30
Toronto East, Ontario, Canada
13.2 km PM2.5: 7.2 µg/m³
30
Toronto East, Ontario, Canada
13.2 km PM2.5: 7.2 µg/m³
25
Toronto East, Ontario, Canada
13.2 km PM2.5: 6.0 µg/m³
38
Toronto North, Ontario, Canada
13.4 km PM2.5: 9.1 µg/m³

Nearby Cities

26 Bay Street Corridor 26 Church-Yonge Corridor 25 North St.James Town 26 Kensington-Chinatown 25 Annex 25 Moss Park 25 Rosedale-Moore Park 25 Trinity-Bellwoods 25 Niagara

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-08-10T06:31 UTC.