Average Temperatures for Tennessee in September

Average temperatures for September at cities and towns throughout Tennessee are listed below in degrees Fahrenheit and Celsius.

You can jump to a separate table for each region of the state: Eastern, Middle and Western Tennessee.

The tables give the normals for maximum and minimum temperatures based on weather data collected from 1991 to 2020 by the US National Centers for Environmental Information.

Eastern Tennessee

Average September temperatures
High °F Low °F Place High °C Low °C
83 60 Athens 28 16
81 56 Bristol 27 14
84 64 Chattanooga 29 18
83 60 Cleveland 28 16
77 57 Crossville 25 14
82 60 Dayton 28 15
78 56 Gatlinburg 25 13
82 56 Greeneville 28 13
81 58 Kingsport 27 15
83 61 Knoxville 28 16
78 61 Lookout Mountain 25 16
80 61 Morristown 27 16
77 53 Mountain City 25 11
83 60 Mousetail Landing Park 28 15
81 61 Oak Ridge 27 16
80 55 Oneida 26 13
84 60 Sevierville 29 15

Middle Tennessee

Average daily temperatures in September
High °F Low °F Place High °C Low °C
83 60 Cheatham Lake Dam 28 15
84 60 Clarksville 29 15
83 58 Columbia 29 14
82 57 Cookeville 28 14
82 60 Dover 28 16
78 58 Monteagle 26 15
84 59 Murfreesboro 29 15
84 62 Nashville 29 17
84 60 Shelbyville 29 15
82 60 Tullahoma 28 15

Western Tennessee

September temperatures: daily averages
High °F Low °F Place High °C Low °C
84 61 Dyersburg 29 16
85 60 Jackson 29 16
83 60 Martin 29 15
86 66 Memphis 30 19
86 61 Savannah 30 16
Reference

NOAA National Centers for Environmental Information (NCEI). Climate Normals.

Tennessee Temperatures
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