Air Quality in Mississauga, Canada

Cloudy
12.4°C · 80.2% humidity
12.4°
Feels 12.4°
30
Good
Air quality is satisfactory. Enjoy outdoor activities.
11 stations

Nearby Monitoring Stations

AQI Forecast Calibrated
8 2am
8
1
30 5am
22
16
11 8am
8
6
4 11am
3
2
3 2pm
2
2
9 5pm
8
8
8 8pm
8
28
28 11pm
28
28
Station readings
4
4
CAMS model adj -26
34
34
27
25
25
25
25
25
25
25
25
25
27
27
27
34
34
34
34
34
54
54
54
54
AD 728×90

Air Quality Index Trend

44h · 1 stn

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

80.2%
Humidity
19.9 km/h
Wind NE
1016.0 hPa
Pressure
0.7
UV Low
GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5▲
30
7.28 µg/m³
PM10
13
13.7 µg/m³
050100150200300500

What is the weather forecast for Mississauga?

Temperature & Precipitation

PM2.5 Trend

44h · 1 station
PM2.57.28 µg/m³ ✓ WHO
Good
PM1013.7 µg/m³
Good
UV INDEX0.7
Low
AD 300×250
Station readings (11 stations within 25 km)
7.28
Median
6.62
Average
1.0
Low
8.2
High
PM2.5 µg/m³ · Model: 5.9 · Bias: -1.4

What is the 7-day forecast for Mississauga?

05-30
20.8° 10.3°
0.06 mm
05-31
28.2° 9.4°
06-01
29.8° 14.7°
06-02
21.4° 10.2°
06-03
26.3° 18.2°
06-04
23.4° 12.7°
0.13 mm
06-05
23.6° 10.3°
0.13 mm
Both models agree Avg diff: 5.1°C

Where are air quality stations near Mississauga?

18
Mississauga, Ontario, Canada
3.6 km PM2.5: 4.3 µg/m³
18
Mississauga, Ontario, Canada
3.6 km PM2.5: 4.3 µg/m³
9
Oakville, Ontario, Canada
10.8 km PM2.5: 2.2 µg/m³
55
Oakville, Ontario, Canada
10.8 km PM2.5: 14.0 µg/m³
4
Halton Hills Air Sensor
11.8 km PM2.5: 1.0 µg/m³ PM10: 1.0 µg/m³
16
Brampton, Ontario, Canada
16.6 km PM2.5: 3.8 µg/m³
20
Brampton, Ontario, Canada
16.6 km PM2.5: 4.8 µg/m³
21
Toronto West, Ontario, Canada
17.2 km PM2.5: 5.0 µg/m³
24
Milton, Ontario, Canada
17.3 km PM2.5: 5.8 µg/m³
42
Milton, Ontario, Canada
17.3 km PM2.5: 10.1 µg/m³

What cities are near Mississauga?

27 Etobicoke 26 Eringate-Centennial-West Deane 27 Islington-City Centre West 27 Mimico 26 Stonegate-Queensway 26 Willowridge-Martingrove-Richview 32 Oakville 29 Brampton 25 Edenbridge-Humber Valley 26 Kingsview Village-The Westway
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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 2026-05-30T09:12 UTC.