Mississauga
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Mississauga Live Precipitation Radar
Full Screen ViewMississauga Live Doppler RadarMSC Dual-Pol
Mississauga, ON • Lat: 43.59° N, Lon: 79.64° W • Sweep 10m
Mississauga 30-Year Weather History & Monthly Averages
Explore month-by-month temperatures, annual snowfall in cm, rainy days, and historical record highs and lows.
Mississauga Air Quality & Wildfire Smoke Report
Detailed Canadian AQHI breakdown, fine particulate matter (PM2.5), ground-level ozone, and health guidance.
Frequently Asked Questions About Weather in Mississauga, ON
What is the current temperature and conditions in Mississauga?
As of today, the temperature in Mississauga is 16.3°C with overcast. The apparent temperature (feels like) is 16.3°C with relative humidity at 85%.
How does Wind Chill and Humidex affect Mississauga?
During warmer conditions, the Canadian Humidex indicates comfort levels. The current Humidex is 16 (Comfortable).
What is the Air Quality Health Index (AQHI) for Mississauga?
The current AQHI for Mississauga is 4 (Moderate Risk). It is calculated based on ground-level ozone, fine particulate matter (PM2.5), and nitrogen dioxide levels according to Health Canada standards.
Where does the meteorological data for Mississauga come from?
Forecasts are generated using high-resolution Canadian Deterministic Prediction System (HRDPS 2.5km) and Global Environmental Multiscale (GEM) models alongside official Environment and Climate Change Canada Doppler radar feeds.