Temperature in Tennessee in December

Daytime highs, nighttime lows and the warmest cities in Tennessee, the United States of America this December.

Tennessee, the United States of America, a region in the United States of America, experiences maximum daytime temperatures in December ranging from 9°C (48°F) in Mountain City to 12°C (54°F) in Chattanooga. Nighttime temperatures generally drop to 2°C (36°F) in Chattanooga and -2°C (28°F) in Mountain City. In December, it is winter.

What is the temperature of the different cities in Tennessee, the United States of America in December?

Curious about the December temperatures in the prime spots of Tennessee? Navigate the map below and tap on a destination dot for more detailed stats.

Select a Month

Check the conditions for any month of the year.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

For a detailed overview over the year and the best time to visit Tennessee, check out our Tennessee's climate page.

See also: Tennessee weather by month.

Best Places to Visit in Tennessee in December

Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Tennessee.

Conditions Temperatures Precipitation
Avg daytime high -5°C (23°F) cold → 32°C (90°F) hot

Marker color shows the average daytime high temperature in December: blue is cold, red is hot.

See all December weather averages, cities and regions in Tennessee

Tennessee temperatures in December: frequently asked questions

How hot does it get in Tennessee, the United States of America in December?

Gatlinburg averages a daytime high of 11°C (52°F) in December, which is low for Tennessee, the United States of America.

How cold does it get at night in Tennessee, the United States of America in December?

After dark, Gatlinburg cools to about -1°C (30°F) on an average December night.

What is the warmest city in December in Tennessee, the United States of America?

According to our recent database analysis, Chattanooga is the warmest city. It experiences an average maximum daytime temperature of approximately 12°C (54°F) and rarely drops below 2°C (36°F) during the night.

What is the coldest city in December in Tennessee, the United States of America?

For the month of December, Mountain City is the most temperate city in Tennessee, the United States of America based on our records. Highs average 9°C (48°F) and nighttime temperatures dip to around -2°C (28°F).

How much sun does Tennessee, the United States of America get in December?

Most cities enjoy a balanced amount of sunshine, with around 125 hours of sunlight anticipated in Gatlinburg. This ensures the days are neither too dim nor excessively sunny.

Interested in more climate information?

We have much more information about the climate in Tennessee.

Weather and climate has detailed information for every country in the world. Are you going to the United States of America? Get detailed historical weather averages for many cities in the United States of America.

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