Knoxville Temperatures: Averages by Month
The numbers here tell you how hot and cold the weather usually is in Knoxville, Tennessee during each month of the year.
The average high and low temperatures are listed below monthly and annually for the city, in both degrees Fahrenheit and Celsius.
Maximums and minimums are only part of the temperature picture. To fill in the rest, there's information on how many days a month get above or below a given temperature.
To find out how often it rises over 70, 80 or 90 °F each month in Knoxville, scroll down farther. There are also monthly and yearly counts of days with cold weather.
All the numbers are long-term historical averages based on climate data gathered from 1981 to 2010.
|High °F||Low °F||High °C||Low °C|
Days of Hot Weather in Knoxville
The hottest temperatures at Knoxville are usually in the 90s Fahrenheit. It's rare for the thermometer here to reach 100 °F (38 °C). A day that hot shows up only once every three years on average, typically in June or August.
How Often Knoxville Has Cold Temperatures
On Knoxville's chilliest nights the thermometer drops to 10 °F (-12 °C) or even less. Normally two nights a winter register a temperature that low.
Even after a crisp night, most days in the city are warm enough to thaw things out. Only five days a year on average stay below freezing for the entire day.
National Climatic Data Center. NOAA's 1981-2010 Climate Normals.