Mississauga is a city of approximately 718,000 people in Ontario, Canada. Located in the Eastern Time Zone at 43.6°N latitude.
Recent weather here gives a sense of typical conditions: in 2025, Mississauga recorded a mean annual temperature of 48°F, ranging from -9°F lows in March to 100°F highs in June, with about 29 inches of precipitation across the year.
View historical weather for Mississauga · More cities in Ontario