Average December Temperatures for Tennessee

Average temperatures for December 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 December temperatures
High °F	Low °F	Place	High °C	Low °C
52	31	Athens	11	0
50	29	Bristol	10	-2
53	35	Chattanooga	12	2
53	32	Cleveland	11	0
47	30	Crossville	9	-1
50	31	Dayton	10	0
50	29	Gatlinburg	10	-1
51	29	Greeneville	10	-2
50	30	Kingsport	10	-1
51	33	Knoxville	11	0
49	32	Lookout Mountain	9	0
49	33	Morristown	9	0
49	26	Mountain City	9	-3
51	32	Mousetail Landing Park	11	0
49	32	Oak Ridge	10	0
49	28	Oneida	9	-2
52	30	Sevierville	11	-1

Middle Tennessee

Average daily temperatures in December
High °F	Low °F	Place	High °C	Low °C
51	31	Cheatham Lake Dam	11	0
50	31	Clarksville	10	0
51	30	Columbia	11	-1
51	30	Cookeville	11	-1
50	31	Dover	10	0
48	30	Monteagle	9	-1
51	31	Murfreesboro	11	-1
52	33	Nashville	11	1
52	32	Shelbyville	11	0
51	32	Tullahoma	11	0

Western Tennessee

December temperatures: daily averages
High °F	Low °F	Place	High °C	Low °C
50	33	Dyersburg	10	0
52	31	Jackson	11	-1
49	30	Martin	10	-1
53	36	Memphis	12	2
54	34	Savannah	12	1

Average Temperatures for Tennessee in December

Eastern Tennessee

Middle Tennessee

Western Tennessee

Reference

More Tennessee Weather Information