Knoxville, TN (37917) has a humid subtropical climate with hot summers and mild winters. July is the hottest month of the year in Knoxville, typically reaching highs of up to 88°F, while January is usually the coldest month with temperatures dropping as low as 28°F. The city receives an average of 50 inches of rainfall each year and experiences fairly consistent precipitation throughout the year. Snowfall is not as common as rain in Knoxville, occurring only on rare occasions during winter months. Despite its location in the southern United States, Knoxville's climate can still be subject to fluctuations from season to season.
Knoxville (zip 37917), Tennessee gets 50 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Knoxville (zip 37917) averages 5 inches of snow per year. The US average is 28 inches of snow per year.
On average, there are 204 sunny days per year in Knoxville (zip 37917). The US average is 205 sunny days.
Knoxville (zip 37917) gets some kind of precipitation, on average, 127 days per year. Precipitation is rain, snow, sleet, or hail that falls to the ground. In order for precipitation to be counted you have to get at least .01 inches on the ground to measure.
Weather Highlights
Summer High: the July high is around 88 degrees
Winter Low: the January low is 28
Rain: averages 50 inches of rain a year
Snow: averages 5 inches of snow a year