Johnson City (TN)
December
Weather in Johnson City, Tennessee for December 2025
Your guide to Johnson City weather in December - trends and predictions
With an average of 3 snowy days, Johnson City usually enjoys a light touch of snow in December.
In general, the average temperature in Johnson City at the beginning of December is 2.4 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.1 °F by the end of December.
The climate of Johnson City in December is notably wet, with an average of 13 rainy days, and a total of 151.6 mm of precipitation.
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Snow Forecast ❄️
Temperatures
Rain 🌧️
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15
Dry days
13
Rainy days
3
Snow days
8°/1°
Temperatures
16 km/h
Avg max wind
74 %
Avg humidity
Johnson City Weather December
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Temperatures trend during December in Johnson City
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December weather in Johnson City day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| Dec. 1 |  Patchy rain possible | 4° /-2° | 0.2 mm | 0 cm | |
| Dec. 2 |  Cloudy | 0° /-5° | 0.9 mm | 0.5 cm | |
| Dec. 3 |  Light freezing rain | -2° /-5° | 1.1 mm | 0.5 cm | |
| Dec. 4 |  Overcast | 7° /-6° | 0 mm | 0 cm | |
| Dec. 5 | Patchy rain possible | 4° /-7° | 0.6 mm | 0 cm | |
| Dec. 6 |  Partly cloudy | 0° /-8° | 0 mm | 0 cm | |
| Dec. 7 |  Sunny | 4° /-7° | 0 mm | 0 cm | |
| Dec. 8 | Overcast | 9° /2° | 0 mm | 0 cm | |
| Dec. 9 |  Moderate or heavy rain shower | 13° /5° | 19.2 mm | 0 cm | |
| Dec. 10 | Moderate or heavy rain shower | 19° /10° | 12.5 mm | 0 cm | |
| Dec. 11 | Moderate or heavy rain shower | 9° /-2° | 18.8 mm | 0.5 cm | |
| Dec. 12 | Partly cloudy | 3° /-2° | 0 mm | 0 cm | |
| Dec. 13 | Overcast | 7° /0° | 0 mm | 0 cm | |
| Dec. 14 | Overcast | 9° /1° | 0 mm | 0 cm | |
| Dec. 15 | Moderate or heavy rain shower | 9° /3° | 14.4 mm | 0 cm | |
| Dec. 16 | Patchy rain possible | 16° /6° | 0.4 mm | 0 cm | |
| Dec. 17 | Patchy rain possible | 13° /11° | 1.4 mm | 0 cm | |
| Dec. 18 |  Heavy rain at times | 18° /8° | 7 mm | 0 cm | |
| Dec. 19 | Overcast | 6° /1° | 1 mm | 0 cm | |
| Dec. 20 | Light freezing rain | 4° /-2° | 1.2 mm | 0 cm | |
| Dec. 21 | Overcast | 0° /-3° | 0.1 mm | 0 cm | |
| Dec. 22 | Partly cloudy | 1° /-6° | 0 mm | 0 cm | |
| Dec. 23 | Sunny | 8° /-3° | 0 mm | 0 cm | |
| Dec. 24 | Overcast | 6° /-1° | 0 mm | 0 cm | |
| Dec. 25 | Overcast | 9° /0° | 0 mm | 0 cm | |
| Dec. 26 | Overcast | 13° /1° | 0 mm | 0 cm | |
| Dec. 27 | Overcast | 9° /2° | 9.7 mm | 0 cm | |
| Dec. 28 | Moderate or heavy rain shower | 17° /9° | 40.3 mm | 0 cm | |
| Dec. 29 | Moderate or heavy rain shower | 15° /10° | 21.4 mm | 0 cm | |
| Dec. 30 | Patchy rain possible | 12° /7° | 1.3 mm | 0 cm | |
| Dec. 31 | Overcast | 10° /5° | 0 mm | 0 cm | |
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Important Notice
Our weather forecast for Johnson City 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 Johnson City forecast closer to your planned date for the most up-to-date weather information.
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Johnson City in December - FAQ
What are the expected maximum and minimum temperatures in Johnson City during December?
Prepare for cooler days with highs just around 8° and colder nights, dipping below 1°.
How much rainfall should be expected in Johnson City during December?
Significant rainfall exceeding 151.6 mm is expected in Johnson City during December, occurring over more than 13 days. Preparing for wet conditions is recommended in your planning.
Will it snow in Johnson City in December 2025?
Johnson City experiences an average snowfall of 1.5 cm during December, occurring over 3 days.
What are the typical wind conditions in Johnson City during December?
The average wind speed in Johnson City during December is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
Johnson City snow forecast December 2025
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December rainfall patterns in Johnson City
Explore the daily rainfall trends and prepare for Johnson Citys December weather 💧
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