Knoxville, TN (37931) enjoys a subtropical climate with hot, humid summers and mild winters. Average highs in the summer months reach into the mid-80s, while winter temperatures tend to remain in the 40s or 50s. Rainfall can occur any time of year, but is most prevalent from late spring to early fall. The city receives an average of around 47 inches of precipitation annually. Snowfall is relatively rare, particularly in the downtown area due to its lower elevation. On average there are only 6-7 days each year where snow accumulates more than 2 inches on the ground.
Knoxville (zip 37931), Tennessee gets 52 inches of rain, on average, per year. The US average is 38 inches of rain per year.
Knoxville (zip 37931) averages 6 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 37931). The US average is 205 sunny days.
Knoxville (zip 37931) gets some kind of precipitation, on average, 126 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 29
Rain: averages 52 inches of rain a year
Snow: averages 6 inches of snow a year