Knox County (Knoxville)
December
Weather in Knox County, Tennessee for December 2026
Your guide to Knox County weather in December - trends and predictions
With an average of 2 snowy days, Knox County usually enjoys a light touch of snow in December.
In general, the average temperature in Knox County at the beginning of December is 7 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of 11.3 °C by the end of December.
The climate of Knox County in December is notably wet, with an average of 13 rainy days, and a total of 213.2 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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16
Dry days
13
Rainy days
2
Snow days
9°/2°
Temperatures
13 km/h
Avg max wind
72 %
Avg humidity
Knox County Weather December
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Temperatures trend during December in Knox County
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December weather in Knox County day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Overcast | 8° /1° | 2 mm | 0 cm | |
| Dec. 2 |  Moderate or heavy rain with thunder | 7° /3° | 38.3 mm | 0 cm | |
| Dec. 3 |  Light rain shower | 8° /1° | 2 mm | 0 cm | |
| Dec. 4 |  Fog | 6° /-2° | 0 mm | 0 cm | |
| Dec. 5 | Overcast | 7° /-1° | 10.5 mm | 0.5 cm | |
| Dec. 6 | Patchy rain possible | 5° /-1° | 0.1 mm | 0 cm | |
| Dec. 7 |  Freezing fog | 8° /-2° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 9° /3° | 0 mm | 0 cm | |
| Dec. 9 | Light rain shower | 12° /4° | 21.7 mm | 0 cm | |
| Dec. 10 | Light rain shower | 14° /3° | 18.2 mm | 0 cm | |
| Dec. 11 | Overcast | 4° /0° | 0 mm | 0 cm | |
| Dec. 12 |  Cloudy | 9° /0° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 9° /1° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | 7° /-2° | 0 mm | 0 cm | |
| Dec. 15 |  Sunny | 8° /-1° | 0 mm | 0 cm | |
| Dec. 16 | Cloudy | 11° /3° | 0 mm | 0 cm | |
| Dec. 17 |  Light rain | 11° /6° | 3.9 mm | 0 cm | |
| Dec. 18 |  Heavy rain at times | 12° /4° | 9.8 mm | 0 cm | |
| Dec. 19 | Sunny | 8° /0° | 20.1 mm | 0 cm | |
| Dec. 20 | Overcast | 8° /-1° | 0 mm | 0 cm | |
| Dec. 21 | Overcast | 9° /1° | 0 mm | 0 cm | |
| Dec. 22 | Overcast | 9° /0° | 0 mm | 0 cm | |
| Dec. 23 | Patchy rain possible | 11° /3° | 0 mm | 0 cm | |
| Dec. 24 | Sunny | 12° /5° | 0 mm | 0 cm | |
| Dec. 25 | Overcast | 14° /8° | 1.6 mm | 0 cm | |
| Dec. 26 | Patchy rain possible | 13° /7° | 2.9 mm | 0 cm | |
| Dec. 27 | Patchy rain possible | 13° /9° | 28.8 mm | 0 cm | |
| Dec. 28 | Patchy rain possible | 12° /7° | 24 mm | 0 cm | |
| Dec. 29 |  Light snow | 12° /3° | 28.9 mm | 0 cm | |
| Dec. 30 |  Moderate or heavy snow showers | 6° /1° | 0.3 mm | 0.2 cm | |
| Dec. 31 | Cloudy | 9° /0° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Knox County 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 Knox County forecast closer to your planned date for the most up-to-date weather information.
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Knox County in December - FAQ
What are the expected maximum and minimum temperatures in Knox County during December?
Prepare for cooler days with highs just around 9° and colder nights, dipping below 2°.
How much rainfall should be expected in Knox County during December?
Significant rainfall exceeding 213.2 mm is expected in Knox County during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Knox County in December 2026?
Knox County experiences an average snowfall of 0.77 cm during December, occurring over 2 days.
What are the typical wind conditions in Knox County during December?
The average wind speed in Knox County during December is 13 km/h, suggesting breezy to windy conditions, depending on your activities.
Knox County snow forecast December 2026
Track daily snowfall levels and discover Knox County’s snowy potential this December ❄️
On average, Knox County sees 2 snowy days during December, with approximately 0.8 cm of total snowfall.
December rainfall patterns in Knox County
Explore the daily rainfall trends and prepare for Knox Countys December weather 💧
Typically, Knox County has 13 rainy days in December with a total of 213.2 mm of rainfall.
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Where is Knox County?Get accurate weather forecasts for Knox County, located at latitude 35.961 and longitude -83.921. Stay updated with localized weather information tailored for Knox County.
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