Knoxville
December
Weather in Knoxville for December 2025
Your guide to Knoxville weather in December - trends and predictions
Snowfall in Knoxville during December is quite rare, with fewer than 2 snowy days on average.
In general, the average temperature in Knoxville at the beginning of December is 7.9 °F. As the month progressed, temperatures tended to noticeably warm up, reaching an average of 10.6 °F by the end of December.
The climate of Knoxville in December is notably wet, with an average of 11 rainy days, and a total of 203.4 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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19
Dry days
11
Rainy days
1
Snow days
9°/3°
Temperatures
12 km/h
Avg max wind
71 %
Avg humidity
Knoxville Weather December
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| Sun. | Mon. | Tue. | Wed. | Thu. | Fri. | Sat. |
|---|---|---|---|---|---|---|
| 1  10° | 2  8° | 3  9° | 4  7° | 5  8° | 6 4° | |
| 7  9° | 8 11° | 9 14° | 10 17° | 11  6° | 12  8° | 13 9° |
| 14  10° | 15 10° | 16 12° | 17 12° | 18 12° | 19 5° | 20 5° |
| 21 7° | 22 8° | 23 10° | 24 11° | 25 12° | 26 12° | 27 11° |
| 28 10° | 29  10° | 30  8° | 31 11° |
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Temperatures trend during December in Knoxville
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 | Light rain | 10° /2° | 3 mm | 0 cm | |
| Dec. 2 | Moderate or heavy rain with thunder | 8° /4° | 7.5 mm | 0 cm | |
| Dec. 3 | Light rain shower | 9° /2° | 3 mm | 0 cm | |
| Dec. 4 | Fog | 7° /-2° | 0 mm | 0 cm | |
| Dec. 5 | Overcast | 8° /0° | 0 mm | 0 cm | |
| Dec. 6 | Patchy rain possible | 4° /-2° | 0.2 mm | 0 cm | |
| Dec. 7 | Freezing fog | 9° /-3° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 11° /3° | 0 mm | 0 cm | |
| Dec. 9 | Light rain shower | 14° /6° | 32.5 mm | 0 cm | |
| Dec. 10 | Light rain shower | 17° /4° | 27.3 mm | 0 cm | |
| Dec. 11 | Partly cloudy | 6° /0° | 0 mm | 0 cm | |
| Dec. 12 | Cloudy | 8° /0° | 0 mm | 0 cm | |
| Dec. 13 | Partly cloudy | 9° /1° | 0 mm | 0 cm | |
| Dec. 14 | Sunny | 10° /1° | 0 mm | 0 cm | |
| Dec. 15 | Sunny | 10° /3° | 0 mm | 0 cm | |
| Dec. 16 | Cloudy | 12° /5° | 0 mm | 0 cm | |
| Dec. 17 | Light rain | 12° /9° | 5.9 mm | 0 cm | |
| Dec. 18 | Overcast | 12° /4° | 2.4 mm | 0 cm | |
| Dec. 19 | Sunny | 5° /-1° | 0 mm | 0 cm | |
| Dec. 20 | Overcast | 5° /-1° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 7° /-1° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 8° /0° | 0 mm | 0 cm | |
| Dec. 23 | Patchy rain possible | 10° /1° | 0 mm | 0 cm | |
| Dec. 24 | Sunny | 11° /2° | 0 mm | 0 cm | |
| Dec. 25 | Light rain | 12° /6° | 2.4 mm | 0 cm | |
| Dec. 26 | Patchy rain possible | 12° /5° | 0.4 mm | 0 cm | |
| Dec. 27 | Patchy rain possible | 11° /6° | 43.2 mm | 0 cm | |
| Dec. 28 | Patchy rain possible | 10° /5° | 36 mm | 0 cm | |
| Dec. 29 | Light snow | 10° /5° | 39.1 mm | 0.1 cm | |
| Dec. 30 | Moderate or heavy snow showers | 8° /4° | 0.4 mm | 0.3 cm | |
| Dec. 31 | Cloudy | 11° /2° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Knoxville 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 Knoxville forecast closer to your planned date for the most up-to-date weather information.
Knoxville in December - FAQ
What are the expected maximum and minimum temperatures in Knoxville during December?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 3°.
How much rainfall should be expected in Knoxville during December?
Significant rainfall exceeding 203.4 mm is expected in Knoxville during December, occurring over more than 11 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Knoxville in December 2025?
Knoxville typically sees 0.36 cm of snowfall during December.
What are the typical wind conditions in Knoxville during December?
The average wind speed in Knoxville during December is 12 km/h, suggesting breezy to windy conditions, depending on your activities.
Knoxville snow forecast December 2025
Track daily snowfall levels and discover Knoxville’s snowy potential this December ❄️
December rainfall patterns in Knoxville
Explore the daily rainfall trends and prepare for Knoxvilles December weather 💧
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