Toronto Downtown, Ontario, Canada

Monitoring Station · Bay Street Corridor, Canada
25
Good
Air quality is satisfactory. Enjoy outdoor activities.
Last Reading

Nearby Monitoring Stations

GoodModerateUSGUnhealthyVery UnhealthyHazardous
AQI Forecast
54 6am
54
54
54 9am
54
34
34 12pm
34
54
54 3pm
54
54
54 6pm
54
54
— 9pm
—
—
— 12am
—
—
— 3am
—
—

Air Quality Forecast (24h)

PM2.56.0 µg/m³ ✓ WHO
Good
View city history →

Nearby Monitoring Stations

50
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 12.0 µg/m³
55
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 14.0 µg/m³
53
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 13.1 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
46
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
46
Toronto Downtown, Ontario, Canada
0.0 km PM2.5: 11.0 µg/m³
-
canada-toronto-richmond-street-west
1.4 km PM2.5: 0.0 µg/m³

Nearby Cities

56 Bay Street Corridor 56 Church-Yonge Corridor 55 North St.James Town 55 Kensington-Chinatown 55 Annex 55 Moss Park 54 Rosedale-Moore Park 55 Trinity-Bellwoods 54 Niagara

Station data from AQICN. AQI forecast from ECMWF CAMS. AQI calculated using US EPA standard. Updated 2026-04-26T09:38 UTC.