Weather in Chattanooga in December
In an average December, Chattanooga sees a daily high around 52°F and a low around 36°F, based on 1980–2026 of local climate records.
| Average high | 52°F |
|---|---|
| Typical high range | 41°F to 63°F |
| Average low | 36°F |
| Typical low range | 24°F to 50°F |
| Average daily precipitation | 0.10 in |
December records
The most extreme December on record for each metric, across 1980–2026. For rainfall, the wettest and driest are by total December accumulation.
High
Highest
75°F
2025-12-24
Lowest
15°F
1983-12-25
Low
Highest
65°F
2015-12-27
Lowest
-1°F
1983-12-25
Feels-like
Highest
75°F
2015-12-27
Lowest
-19°F
1983-12-25
Humidity
Highest
16.1 g/m³
2015-12-27
Lowest
0.9 g/m³
1983-12-25
Wind
Highest
19 mph
2009-12-25
Lowest
2 mph
2023-12-21
Gust
Highest
66 mph
2009-12-25
Lowest
6 mph
2000-12-27
Precip
Wettest
10.11 in
2015
Driest
1.11 in
1980
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