Weather in Knox County, Tennessee for December 2025
Snowfall in Knox County during December is quite rare, with fewer than 2 snowy days on average.
According to Knox County snow forecast for December 2025, no snow is expected until the end of the month.Until now, December 2025 in Knox County is cooler than usual, with temperatures averaging 6.2 °F, this is -2.4 °F below the typical seasonal average.
The forecast for the next days in Knox County predicts temperatures to be around 15 °F, close to the historical average.
In general, the average temperature in Knox County at the beginning of December is 7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 16.1 °F by the end of December.
The climate of Knox County in December is notably wet, with an average of 11 rainy days, and a total of 203.4 mm of precipitation.
New! Chat with our AI weatherman - it’s amazing and free.
Snow Forecast ❄️
Temperatures
Rain 🌧️
More
Knox County Weather December
Temperatures trend during December in Knox County
December weather in Knox County day by day
| 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 | 5° /-1° | 0 mm | 0 cm | |
| Dec. 21 | Sunny | 12° /2° | 0 mm | 0 cm | |
| Dec. 22 | Cloudy | 15° /1° | 0 mm | 0 cm | |
| Dec. 23 | Overcast | 12° /6° | 0.1 mm | 0 cm | |
| Dec. 24 | Cloudy | 17° /11° | 0.1 mm | 0 cm | |
| Dec. 25 | Mist | 18° /12° | 0 mm | 0 cm | |
| Dec. 26 | Patchy rain possible | 16° /14° | 0.9 mm | 0 cm | |
| Dec. 27 | Cloudy | 15° /8° | 0 mm | 0 cm | |
| Dec. 28 | Sunny | 15° /5° | 0 mm | 0 cm | |
| Dec. 29 | Partly cloudy | 15° /6° | 0 mm | 0 cm | |
| Dec. 30 | Overcast | 16° /9° | 0 mm | 0 cm | |
| Dec. 31 | Patchy rain possible | 18° /11° | 0.2 mm | 0 cm | |
| Next | |||||
Knox County in December - FAQ
Knox County snow forecast December 2025
December rainfall patterns in Knox County
Quick links
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.