Air Quality in Toronto, Canada

Windy
8.6°C · 88.2% humidity
8.6°
Feels 3.2°
32
Good
Air quality is satisfactory. Enjoy outdoor activities.
10 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
38 5pm
58
58
32 8pm
19
25
21 11pm
24
26
27 2am
28
29
30 5am
30
30
38 8am
58
58
70 11am
70
70
70 2pm
70
70
Station readings 26h ago
AQI 29
PM2.5 6.9 µg/m³ · 26h ago
AD 728×90

Air Quality Index Trend

48h · 14 stn

Toronto's air quality is primarily affected by vehicle emissions and industrial activity. Seasonal wildfire smoke and weather patterns can cause periodic air quality deterioration.

88.2%
Humidity
59.1 km/h
Wind NW
1000.9 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
32
7.77 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Toronto?

Temperature & Precipitation

PM2.5 Trend

48h · 14 stations
PM2.57.77 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (10 stations within 25 km)
7.77
Median
7.1
Average
5.3
Low
9.8
High
PM2.5 µg/m³ · Model: 10.85 · Bias: +3.1

What is the 7-day forecast for Toronto?

06-09
32.8° 8.6°
0.44 mm
06-10
17.9° 13.0°
0.13 mm
06-11
27.0° 11.7°
06-12
28.4° 16.7°
06-13
23.6° 19.4°
4.19 mm
06-14
28.3° 15.2°
06-15
28.7° 17.6°
3.13 mm
Both models agree Avg diff: 4.5°C

Where are air quality stations near Toronto?

4
Toronto Downtown, Ontario, Canada
4.9 km PM2.5: 1.0 µg/m³
17
Toronto
6.0 km PM2.5: 4.1 µg/m³
34
Toronto
6.0 km PM2.5: 8.2 µg/m³
–
canada-toronto-richmond-street-west
6.3 km 24.9°C 32.0% RH PM2.5: 0.1 µg/m³ PM10: 0.2 µg/m³
142
Toronto North, Ontario, Canada
8.5 km PM2.5: 52.2 µg/m³
3
Toronto North, Ontario, Canada
8.5 km PM2.5: 0.7 µg/m³
30
NASA GSFC Rutgers Calib. N20
10.9 km PM2.5: 7.1 µg/m³
36
Toronto East, Ontario, Canada
11.0 km PM2.5: 8.6 µg/m³
69
Toronto East, Ontario, Canada
11.0 km PM2.5: 20.7 µg/m³
17
Toronto East, Ontario, Canada
11.0 km PM2.5: 4.1 µg/m³

What cities are near Toronto?

32 Mount Pleasant West 32 Mount Pleasant East 31 Lawrence Park South 32 Leaside-Bennington 34 Rosedale-Moore Park 30 Bedford Park-Nortown 31 Englemount-Lawrence 35 Annex 31 Thorncliffe Park 33 Oakwood Village
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Data sources: AQI from ground-level monitoring stations via AQICN. Weather forecast from ECMWF (IFS & CAMS models). AQI calculated using US EPA standard. Updated 2026-06-09T00:40 UTC.