Greater Sudbury Weather in September

What's the weather like in Greater Sudbury (Ontario) in September 2024?

The climate in Greater Sudbury during September can be summarized as mild and a little damp.

September is in the fall / autumn in Greater Sudbury and is typically the 4th warmest month of the year. Daytime maximum temperatures average around 18°C (65°F), whilst at night 8°C (47°F) is normal.

Greater Sudbury weather averages (imperial / metric)
Daytime temperature 18.2°C 64.7°F
Nightly temperature 8.1°C 46.5°F
Average temperature 13.1°C 55.6°F
Daily sunshine 5.3 hrs
Avg rainfall 97 mm 3.8 ins
Rainy days 12 days
Sea temperature 16.2°C 61.2°F
Humidity 78%
Windspeed 15.5kph 10 mph

On average September is the wettest month of the year in Greater Sudbury with around 97mm 3.8 inches of rain making it a a little damp time to visit. This rainfall is typically spread over 12 days, although this may vary considerably.

On the flip side this corresponds to an average of 5.3 hours of sunshine per day.

September temperatures in Greater Sudbury

Greater Sudbury average temperature in September

September rainfall

Greater Sudbury average rain in September

September hourly sunshine

Greater Sudbury average rain in September

The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in Greater Sudbury in September 2024.

Other monthly averages

Best places to visit in September

UV index Best time to go?

Greater Sudbury weather stats

Greater Sudbury weather statistics
Hottest month: July 24.8°C 76.6°F
Driest month: February 49mm 1.9ins
Sunniest month: July 10hrs
Coldest month: January -7.5°C 18.5°F
Wettest month: September 97mm 3.8ins
Map showing location of Greater Sudbury (46.49, -80.99001) Greater Sudbury map pin © Google

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