Typical Weather in Chattanooga, TN in December
48° F Avg High
34° F Avg Low
8 Rainy Days
☀️ Temperature Summary
Highs in December are typically around 48°F, which is cooler than usual in Chattanooga. You can expect overnight lows near 34°F most days.
December is a great time to visit Chattanooga, with mild temperatures and sunny days being very common.
High Temps Throughout the Year
☔ Rain Summary
In December you can expect close to a 26% chance of rain for any given day. It rains more than usual in December, with total rainfall for the month typically near 6 inches.
Rainfall Throughout the Year
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📍 Nearby Cities in December
38°F
/
26°F
63°F
/
39°F
62°F
/
41°F
38°F
/
24°F
57°F
/
34°F
30°F
/
16°F
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