What is the air quality in Mississauga today?

The current Air Quality Index (AQI) in Mississauga is 22 (Good). PM2.5 concentration is 5.22 µg/m³.

What is the temperature in Mississauga right now?

The current temperature in Mississauga is 6.8°C (feels like 2.7°C). Humidity is 65.3% and wind speed is 26.4 km/h.

Is it safe to go outside in Mississauga?

Air quality is satisfactory. Enjoy outdoor activities. The UV Index is 0.0 (Low).

Air Quality in Mississauga, Canada

Partly Cloudy

6.8°C · 65.3% humidity

6.8°

Feels 2.7°

Good

Air quality is satisfactory. Enjoy outdoor activities.

12 stations

Nearby Monitoring Stations

AQI Forecast

23 3pm

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Station readings

Air Quality Index Trend

48h · 1 stn

View full history →

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.

65.3%

Humidity

26.4 km/h

Wind ESE

1028.8 hPa

Pressure

0.0

UV Low

GoodModerateUSGUnhealthyVery UnhealthyHazardous

Which pollutant is driving the AQI?

PM2.5

5.22 µg/m³

PM10▲

104.9 µg/m³

050100150200300500

What is the weather forecast for Mississauga?

Temperature & Precipitation

PM2.5 Trend

48h · 1 station

PM2.55.22 µg/m³ ✓ WHO

Good

PM10104.9 µg/m³

Moderate

UV INDEX0.0

Low

Station readings (12 stations within 25 km)

5.22

Median

4.83

Average

1.3

Low

6.2

High

PM2.5 µg/m³ · Model: 28.0 · Bias: +22.8

What is the 7-day forecast for Mississauga?

10-20

8.1° 4.6°

10-21

20.6° 6.8°

10-22

16.7° 6.9°

10-23

13.3° 4.0°

1.75 mm

10-24

16.2° 6.1°

0.19 mm

10-25

13.1° 5.5°

2.06 mm

10-26

9.3° 7.0°

5.12 mm

Both models agree Avg diff: 4.2°C

Where are air quality stations near Mississauga?

Mississauga, Ontario, Canada

3.6 km PM2.5: 5.5 µg/m³

Mississauga, Ontario, Canada

3.6 km PM2.5: 5.5 µg/m³

Mississauga, Ontario, Canada

3.6 km PM2.5: 5.3 µg/m³

Mississauga, Ontario, Canada

3.6 km PM2.5: 5.5 µg/m³

Mississauga, Ontario, Canada

3.6 km PM2.5: 5.3 µg/m³

Oakville, Ontario, Canada

10.8 km PM2.5: 5.5 µg/m³

Oakville, Ontario, Canada

10.8 km PM2.5: 6.0 µg/m³

Halton Hills Air Sensor

11.8 km PM2.5: 1.7 µg/m³ PM10: 1.7 µg/m³

Brampton, Ontario, Canada

16.6 km PM2.5: 5.0 µg/m³

Brampton, Ontario, Canada

16.6 km PM2.5: 3.1 µg/m³

What cities are near Mississauga?

20 Etobicoke 20 Eringate-Centennial-West Deane 20 Islington-City Centre West 20 Mimico 20 Stonegate-Queensway 20 Willowridge-Martingrove-Richview 23 Oakville 19 Brampton 20 Edenbridge-Humber Valley 20 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 2026-10-20T22:42 UTC.