Weather in Mississauga in September
Mississauga, Canada averages a high of 21.7°C (71.1°F) and low of 13.5°C (56.3°F) in September, with 9 rain days and 9.8 hours of daily sunshine. Travel score: 80/100 (Excellent). The best time to visit Mississauga is August.
High
22°C71°F
Low
14°C56°F
🌧️
9
rain days
☀️
9.8
hrs/day sunshine
💧
73%
humidity
80— Excellent
September in Mississauga is mild and occasionally wet — excellent conditions for exploring.
What are the average temperatures in Mississauga?
How much does it rain in Mississauga in September?
Mississauga receives an average of 70.2mm of rainfall across 9 rainy days in September. The annual total is 857.1mm.
What should I pack for Mississauga in September?
Essentials
👟
Comfortable walking shoes
Essential for exploring the city
🧥
Mix of light and warm layers
Mild temperatures around 22°C
🧴
Sunscreen SPF 30+
10 hours of sunshine daily
🕶️
Sunglasses
Protect your eyes from bright sun
Recommended
🧥
Light rain jacket
Some rainy days expected (9 days)
☔
Umbrella
Be prepared for occasional showers
🎉Visiting Canada in September?
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Data based on 1994–2024 averages · Last updated: 2024-12-31