Toronto Downtown, Ontario, Canada

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

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
22 11am
37
37
21 2pm
75
75
75 5pm
75
75
75 8pm
75
99
99 11pm
99
75
— 2am
—
—
— 5am
—
—
— 8am
—
—

Air Quality Trend (24h)

Nearby Monitoring Stations

50
Toronto Downtown, Ontario, Canada
0.0 km
21
Toronto Downtown, Ontario, Canada
0.0 km
-
canada-toronto-richmond-street-west
1.4 km PM2.5: 0.0 µg/m³
19
Toronto East, Ontario, Canada
13.2 km
18
Toronto East, Ontario, Canada
13.2 km
22
Toronto North, Ontario, Canada
13.4 km
65
Toronto North, Ontario, Canada
13.4 km
21
Toronto North, Ontario, Canada
13.4 km

Nearby Cities

8 Bay Street Corridor 8 Church-Yonge Corridor 8 North St.James Town 8 Kensington-Chinatown 8 Annex 8 Moss Park 8 Rosedale-Moore Park 8 Trinity-Bellwoods 8 Niagara

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-10T14:33 UTC.