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Hourly Forecast
Daylight Hours
07:11
Sunrise
19:10
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Waxing Gibbous
17:06
Moonrise
01:21
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View stargazing scoreWeather in Mississauga tomorrow, September 22, 2026
Mississauga is set for a fine, sunny day on September 22, 2026, with only limited interruptions to the clear sky. The early hours look particularly favourable for being outside. Expect a grey start, with morning cloud around 100% by 07:00. Outdoor plans early on should not rely on bright skies.
Expect highs of 25°C and cooler readings close to 6°C. Moisture in the air spans 24%-87%, with the highest values around 07:00. A lighter breeze peaks around 15:00 near 7.1 km/h.
Through the afternoon cloud remains the main feature, with cover near 98% around 13:00. Bright spells should stay limited even as the day wears on. Horizontal visibility holds close to 16.1 km. Daylight runs from 07:12 to 19:08, lasting 11 hours 55 minutes of sunlight today.
Taken together, settled sunshine in Mississauga on September 22, 2026 makes outdoor timing easier, with highs near 25°C.
Frequently asked questions about weather in Mississauga
How warm does it get in Mississauga?
The warmest month in Mississauga is July, with average high temperatures of 26°C. The average temperature during this period is around 22°C.
How cold does it get in Mississauga?
The coldest month in Mississauga is January, with average low temperatures of -6°C. The average temperature during this period is around -3°C.
What is the wettest time of year in Mississauga?
The wettest month in Mississauga is April, with an average of 99mm of precipitation.
What is the driest time of year in Mississauga?
The driest month in Mississauga is September, with an average of 53mm of precipitation.
