Rjukan
December
Weather in Rjukan for December 2025
Your guide to Rjukan weather in December - trends and predictions
Snow Avalanche Warning - See hour by hour.
Rjukan is transformed into a snow paradise in December, with more than 20 snowy days on average.
According to Rjukan snow forecast for December 2025, 4 snowy days are expected until the end of the month. The closest date with snow is Thursday, 18 December.So far, December 2025 in Rjukan shows a warmer trend than usual by 4.4 °C.
The forecast for the upcoming days in Rjukan predicts a temperature of -1.3 °C, which is slightly above the historical average.
In general, the average temperature in Rjukan at the beginning of December is -4.9 °C. As the month progressed, temperatures tended to moderately rise, reaching an average of -3.4 °C by the end of December.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
7
Dry days
0
Rainy days
24
Snow days
-5°/-10°
Temperatures
18 km/h
Avg max wind
89 %
Avg humidity
Rjukan Weather December
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Temperatures trend during December in Rjukan
See the weather trend as well as the moving average line
December weather in Rjukan day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Overcast | -4° /-9° | 2 mm | 1.1 cm | |
| 2 Dec. |  Heavy snow | -3° /-8° | 5.5 mm | 3.8 cm | |
| 3 Dec. |  Freezing fog | -5° /-11° | 1.7 mm | 1.2 cm | |
| 4 Dec. |  Partly cloudy | -6° /-9° | 2 mm | 1.4 cm | |
| 5 Dec. | Heavy snow | -5° /-9° | 8.7 mm | 6.3 cm | |
| 6 Dec. | Freezing fog | -5° /-10° | 4.5 mm | 3.2 cm | |
| 7 Dec. |  Light snow | -6° /-9° | 2.4 mm | 1.7 cm | |
| 8 Dec. | Heavy snow | -5° /-9° | 5.7 mm | 4.3 cm | |
| 9 Dec. |  Moderate snow | -6° /-8° | 2.8 mm | 2.1 cm | |
| 10 Dec. | Light snow | -3° /-8° | 2.3 mm | 1.5 cm | |
| 11 Dec. | Light snow | -2° /-7° | 1.3 mm | 0.8 cm | |
| 12 Dec. | Freezing fog | -6° /-9° | 0.1 mm | 0 cm | |
| 13 Dec. | Freezing fog | -4° /-10° | 2.1 mm | 1.5 cm | |
| 14 Dec. | Overcast | -3° /-10° | 0.1 mm | 0 cm | |
| 15 Dec. |  Mist | 1° /-10° | 4.1 mm | 1.1 cm | |
| 16 Dec. |  Patchy rain possible | 3° /1° | 3.8 mm | 0 cm | |
| 17 Dec. | Partly cloudy | -3° /-6° | 0 mm | 0 cm | |
| 18 Dec. |  Moderate or heavy snow showers | 2° /-6° | 1.9 mm | 1.3 cm | |
| 19 Dec. | Heavy snow | 0° /-2° | 3.8 mm | 2.7 cm | |
| 20 Dec. | Partly cloudy | -1° /-6° | 0 mm | 0 cm | |
| 21 Dec. | Moderate snow | -1° /-5° | 0.3 mm | 0.2 cm | |
| 22 Dec. | Partly cloudy | -4° /-5° | 0 mm | 0 cm | |
| 23 Dec. | Mist | -4° /-5° | 0 mm | 0 cm | |
| 24 Dec. |  Sunny | -3° /-4° | 0 mm | 0 cm | |
| 25 Dec. | Sunny | -4° /-5° | 0 mm | 0 cm | |
| 26 Dec. | Sunny | -4° /-6° | 0 mm | 0 cm | |
| 27 Dec. | Partly cloudy | 1° /-7° | 0 mm | 0 cm | |
| 28 Dec. | Sunny | 1° /-5° | 0 mm | 0 cm | |
| 29 Dec. | Sunny | -1° /-3° | 0 mm | 0 cm | |
| 30 Dec. | Moderate snow | -6° /-12° | 0.8 mm | 0.6 cm | |
| 31 Dec. | Moderate snow | -11° /-14° | 5.9 mm | 4.4 cm | |
| Next | |||||
Important Notice
Our weather forecast for Rjukan 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 Rjukan forecast closer to your planned date for the most up-to-date weather information.
Change Month
Rjukan in December - FAQ
What are the expected maximum and minimum temperatures in Rjukan during December?
Brace for cold days with temperatures not exceeding -5° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Rjukan during December?
Moderate rainfall is anticipated in Rjukan during December, with a total of 52.6 mm spread over approximately 0 days. Considering plans for rainy days is advisable.
Will it snow in Rjukan in December 2025?
Rjukan experiences an average snowfall of 35.16 cm during December, occurring over 24 days.
What are the typical wind conditions in Rjukan during December?
The average wind speed in Rjukan during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
Rjukan snow forecast December 2025
Track daily snowfall levels and discover Rjukan’s snowy potential this December ❄️
On average, Rjukan sees 24 snowy days during December, with approximately 35.2 cm of total snowfall.
December rainfall patterns in Rjukan
Explore the daily rainfall trends and prepare for Rjukans December weather 💧
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