Weather in Sumter in September
Sumter temperatures in September range from 19 to 29 and there is an average of 10 days of rain.
Avg Temp
19° - 29°
Avg Rainy Days
10
Avg Dry Days
20
Avg Snow Days
0
Weather Facts - Sumter in September
* The warmest temperature recorded in in September is 36°C
* The coldest temperature recorded in Sumter in September is 8°C
* The average rainfall in Sumter in September is 73 mm