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Johnson City (TN)
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United States weather

Weather in Johnson City, Tennessee for December 2025

Your guide to Johnson City weather in December - trends and predictions

    Snow Forecast ❄️

  • With an average of 3 snowy days, Johnson City usually enjoys a light touch of snow in December.
    According to Johnson City snow forecast for December 2025, 1 snowy day is expected in the next 2 weeks at Sunday, December 14.

    • Temperatures

  • Until now, December 2025 in Johnson City is slightly cooler than the historical average by -0.9 °F.

  • The forecast for the coming days of December 2025 predicts a temperature of 9.9 °F , which is warmer than usual.

  • In general, the average temperature in Johnson City at the beginning of December is 3.7 °F. As the month progressed, temperatures tended to significantly warm up, reaching an average of 12.1 °F by the end of December.

    • Rain 🌧️

  • 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.

    • More

  • New! Chat with our AI weatherman - it’s amazing and free.

Average dry days
15
Dry days
Average rainy days
13
Rainy days
Average snowy days
3
Snow days
Average temperatures
8°/1°
Temperatures
Average wind speed
16 km/h
Avg max wind
Average humidity
74 %
Avg humidity

Johnson City Weather December

Move between months or click on a day
November
January
Sun.Mon.Tue.Wed.Thu.Fri.Sat.
1
Patchy rain possible
5°
2
Cloudy
2°
3
Light freezing rain
2°
4
Overcast
6°
5
Patchy rain possible
3°
6
Partly cloudy
2°
7
Sunny
6°
8
Overcast
6°
9
Moderate or heavy rain shower
9°
10
Moderate or heavy rain shower
14°
11
Moderate or heavy rain shower
5°
12
Partly cloudy
6°
13
Overcast
8°
14
Moderate or heavy snow showers
-1°
15
Sunny
2°
16
Sunny
7°
17
Patchy rain possible
5°
18
Mist
16°
19
Patchy rain possible
13°
20
Partly cloudy
19°
21
Patchy rain possible
13°
22
Sunny
13°
23
Patchy rain possible
13°
24
Patchy rain possible
7°
25
Patchy rain possible
6°
26
Patchy rain possible
16°
27
Patchy rain possible
9°
28
Moderate or heavy rain shower
17°
29
Moderate or heavy rain shower
15°
30
Patchy rain possible
12°
31
Overcast
10°

Temperatures trend during December in Johnson City

See the weather trend as well as the moving average line

December weather in Johnson City day by day

Click on a date for more information
November January
Date Weather Temperatures Rain Snow More
Dec. 1 Patchy rain possible
Patchy rain possible
 5° /-3° 0.1 mm 0 cm
Dec. 2 Cloudy
Cloudy
 2° /-4° 23.8 mm 0.9 cm
Dec. 3 Light freezing rain
Light freezing rain
 2° /-4° 0.6 mm 0.3 cm
Dec. 4 Overcast
Overcast
 6° /-3° 0 mm 0 cm
Dec. 5 Patchy rain possible
Patchy rain possible
 3° /-5° 8.1 mm 1.7 cm
Dec. 6 Partly cloudy
Partly cloudy
 2° /-4° 0 mm 0 cm
Dec. 7 Sunny
Sunny
 6° /-4° 0 mm 0 cm
Dec. 8 Overcast
Overcast
 6° /1° 0 mm 0 cm
Dec. 9 Moderate or heavy rain shower
Moderate or heavy rain shower
 9° /1° 9.6 mm 0 cm
Dec. 10 Moderate or heavy rain shower
Moderate or heavy rain shower
 14° /6° 6.2 mm 0 cm
Dec. 11 Moderate or heavy rain shower
Moderate or heavy rain shower
 5° /-3° 9.4 mm 0.3 cm
Dec. 12 Partly cloudy
Partly cloudy
 6° /-2° 0 mm 0 cm
Dec. 13 Overcast
Overcast
 8° /1° 0 mm 0 cm
Dec. 14 Moderate or heavy snow showers
Moderate or heavy snow showers
 -1° /-14° 4 mm 0.9 cm
Dec. 15 Sunny
Sunny
 2° /-13° 0 mm 0 cm
Dec. 16 Sunny
Sunny
 7° /-3° 0 mm 0 cm
Dec. 17 Patchy rain possible
Patchy rain possible
 5° /-3° 2.1 mm 0 cm
Dec. 18 Mist
Mist
 16° /4° 0.1 mm 0 cm
Dec. 19 Patchy rain possible
Patchy rain possible
 13° /8° 1.2 mm 0 cm
Dec. 20 Partly cloudy
Partly cloudy
 19° /8° 0.1 mm 0 cm
Dec. 21 Patchy rain possible
Patchy rain possible
 13° /3° 3.1 mm 0 cm
Dec. 22 Sunny
Sunny
 13° /0° 0 mm 0 cm
Dec. 23 Patchy rain possible
Patchy rain possible
 13° /2° 1.3 mm 0 cm
Dec. 24 Patchy rain possible
Patchy rain possible
 7° /4° 3 mm 0 cm
Dec. 25 Patchy rain possible
Patchy rain possible
 6° /4° 3.9 mm 0 cm
Dec. 26 Patchy rain possible
Patchy rain possible
 16° /11° 5 mm 0 cm
Dec. 27 Patchy rain possible
Patchy rain possible
 9° /8° 2 mm 0 cm
Dec. 28 Moderate or heavy rain shower
Moderate or heavy rain shower
 17° /9° 40.3 mm 0 cm
Dec. 29 Moderate or heavy rain shower
Moderate or heavy rain shower
 15° /10° 21.4 mm 0 cm
Dec. 30 Patchy rain possible
Patchy rain possible
 12° /7° 1.3 mm 0 cm
Dec. 31 Overcast
Overcast
 10° /5° 0 mm 0 cm
Next
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

Track daily snowfall levels and discover Johnson City’s snowy potential this December ❄️
On average, Johnson City sees 3 snowy days during December, with approximately 1.5 cm of total snowfall.

December rainfall patterns in Johnson City

Explore the daily rainfall trends and prepare for Johnson Citys December weather 💧
Typically, Johnson City has 13 rainy days in December with a total of 151.6 mm of rainfall.

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Location coordinates Where is Johnson City?

Get accurate weather forecasts for Johnson City, located at latitude 36.313 and longitude -82.353. Stay updated with localized weather information tailored for Johnson City.

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