Chattanooga
December
Weather in Chattanooga for December 2025
Your guide to Chattanooga weather in December - trends and predictions
With an average of 3 snowy days, Chattanooga usually enjoys a light touch of snow in December.
In general, the average temperature in Chattanooga at the beginning of December is 9.6 °F. As the month progressed, temperatures tended to moderately rise, reaching an average of 11 °F by the end of December.
Chattanooga experiences moderate rainfall in December, with an average of 7 rainy days and a total precipitation of 96.5 mm.
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Snow Forecast ❄️
Temperatures
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21
Dry days
7
Rainy days
3
Snow days
10°/3°
Temperatures
11 km/h
Avg max wind
70 %
Avg humidity
Chattanooga in December average weather
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  11° | 2  11° | 3 11° | 4  9° | 5 8° | 6 7° | |
| 7 10° | 8  11° | 9 16° | 10  18° | 11  7° | 12 9° | 13 10° |
| 14  11° | 15 10° | 16 13° | 17  13° | 18 11° | 19 7° | 20 7° |
| 21 7° | 22  9° | 23 10° | 24 13° | 25 13° | 26 12° | 27 10° |
| 28 9° | 29  11° | 30  10° | 31 12° |
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Temperatures trend during December in Chattanooga
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 | Moderate rain | 11° /3° | 6.1 mm | 0 cm | |
| Dec. 2 | Light rain shower | 11° /6° | 3.7 mm | 0 cm | |
| Dec. 3 | Patchy rain possible | 11° /1° | 0.5 mm | 0 cm | |
| Dec. 4 | Fog | 9° /2° | 0 mm | 0 cm | |
| Dec. 5 | Mist | 8° /1° | 0 mm | 0 cm | |
| Dec. 6 | Patchy rain possible | 7° /-2° | 0 mm | 0 cm | |
| Dec. 7 | Mist | 10° /-1° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 11° /4° | 1.9 mm | 0 cm | |
| Dec. 9 | Light rain shower | 16° /8° | 27.6 mm | 0 cm | |
| Dec. 10 | Moderate or heavy rain with thunder | 18° /6° | 40.7 mm | 0.6 cm | |
| Dec. 11 | Sunny | 7° /0° | 0 mm | 0 cm | |
| Dec. 12 | Overcast | 9° /1° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 10° /0° | 0 mm | 0 cm | |
| Dec. 14 | Partly cloudy | 11° /2° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 10° /2° | 0.6 mm | 0 cm | |
| Dec. 16 | Overcast | 13° /4° | 0.1 mm | 0 cm | |
| Dec. 17 | Light drizzle | 13° /10° | 6.3 mm | 0 cm | |
| Dec. 18 | Mist | 11° /5° | 0 mm | 0 cm | |
| Dec. 19 | Sunny | 7° /1° | 0 mm | 0 cm | |
| Dec. 20 | Overcast | 7° /-1° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 7° /0° | 0 mm | 0 cm | |
| Dec. 22 | Cloudy | 9° /1° | 0 mm | 0 cm | |
| Dec. 23 | Partly cloudy | 10° /4° | 0 mm | 0 cm | |
| Dec. 24 | Mist | 13° /4° | 0 mm | 0 cm | |
| Dec. 25 | Light rain shower | 13° /8° | 6.2 mm | 0 cm | |
| Dec. 26 | Light rain shower | 12° /6° | 0.6 mm | 0 cm | |
| Dec. 27 | Mist | 10° /4° | 28.3 mm | 0 cm | |
| Dec. 28 | Mist | 9° /4° | 25.5 mm | 0 cm | |
| Dec. 29 | Light snow showers | 11° /6° | 32.3 mm | 0.1 cm | |
| Dec. 30 | Moderate or heavy snow showers | 10° /5° | 0.3 mm | 0.2 cm | |
| Dec. 31 | Mist | 12° /3° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Chattanooga in December is based on the analysis of historical data rather than real-time forecast models. While this provides a general overview, weather conditions can change. We recommend that you check the Chattanooga forecast closer to your planned date for the most up-to-date weather information.
Chattanooga in December - FAQ
What are the expected maximum and minimum temperatures in Chattanooga during December?
Prepare for cooler days with highs just around 10° and colder nights, dipping below 3°.
How much rainfall should be expected in Chattanooga during December?
Moderate rainfall is anticipated in Chattanooga during December, with a total of 96.5 mm spread over approximately 7 days. Considering plans for rainy days is advisable.
Will it snow in Chattanooga in December 2025?
Chattanooga experiences an average snowfall of 1.285 cm during December, occurring over 3 days.
What are the typical wind conditions in Chattanooga during December?
The average wind speed in Chattanooga during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
Chattanooga snow forecast December 2025
Track daily snowfall levels and discover Chattanooga’s snowy potential this December ❄️
December rainfall patterns in Chattanooga
Explore the daily rainfall trends and prepare for Chattanoogas December weather 💧
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