Weather in Knoxville in September
Knoxville temperatures in September range from 16 to 28 and there is an average of 10 days of rain.
Avg Temp
16° - 28°
Avg Rainy Days
10
Avg Dry Days
20
Avg Snow Days
0
Weather Facts - Knoxville in September
* The warmest temperature recorded in in September is 36°C
* The coldest temperature recorded in Knoxville in September is 5°C
* The average rainfall in Knoxville in September is 85 mm