Tinn (Rjukan)
December
Weather in Tinn for December 2025
Your guide to Tinn weather in December - trends and predictions
Snow Avalanche Warning - See hour by hour.
Tinn is transformed into a snow paradise in December, with more than 20 snowy days on average.
According to Tinn snow forecast for December 2025, 9 snowy days are expected until the end of the month. The closest date with snow is Thursday, 18 December.So far, December 2025 in Tinn shows a warmer trend than usual by 3.8 °C.
Expect cooler weather in the next days in Tinn with the forecast suggesting a temperature of -6.4 °C, lower than the historical average.
In general, the average temperature in Tinn at the beginning of December is -4.9 °C. As the month progressed, temperatures tended to significantly cool down, reaching an average of -9.9 °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
Tinn Weather December
Move between months or click on a day
Temperatures trend during December in Tinn
See the weather trend as well as the moving average line
December weather in Tinn day by day
Click on a date for more information
| 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° /-7° | 2.9 mm | 0.7 cm | |
| 16 Dec. |  Light drizzle | 3° /-3° | 2.7 mm | 0.3 cm | |
| 17 Dec. | Fog | 1° /-6° | 0 mm | 0 cm | |
| 18 Dec. | Heavy snow | 1° /-7° | 8.9 mm | 6.5 cm | |
| 19 Dec. | Heavy snow | 2° /-4° | 9.9 mm | 7.1 cm | |
| 20 Dec. |  Patchy moderate snow | 1° /-7° | 0.7 mm | 0.1 cm | |
| 21 Dec. | Partly cloudy | -6° /-9° | 0 mm | 0 cm | |
| 22 Dec. | Partly cloudy | -5° /-9° | 0 mm | 0 cm | |
| 23 Dec. | Light snow | -6° /-10° | 1.2 mm | 0.8 cm | |
| 24 Dec. | Heavy snow | -8° /-13° | 2.3 mm | 1.7 cm | |
| 25 Dec. | Freezing fog | -16° /-17° | 0.1 mm | 0.1 cm | |
| 26 Dec. | Mist | -11° /-15° | 0 mm | 0 cm | |
| 27 Dec. | Light snow | -10° /-12° | 0.1 mm | 0 cm | |
| 28 Dec. |  Light freezing rain | -6° /-14° | 0.1 mm | 0 cm | |
| 29 Dec. | Light freezing rain | -5° /-13° | 0.1 mm | 0.1 cm | |
| 30 Dec. | Mist | -11° /-13° | 0 mm | 0 cm | |
| 31 Dec. | Partly cloudy | -10° /-14° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Tinn 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 Tinn forecast closer to your planned date for the most up-to-date weather information.
Change Month
Tinn in December - FAQ
What are the expected maximum and minimum temperatures in Tinn 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 Tinn during December?
Moderate rainfall is anticipated in Tinn 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 Tinn in December 2025?
Tinn experiences an average snowfall of 35.16 cm during December, occurring over 24 days.
What are the typical wind conditions in Tinn during December?
The average wind speed in Tinn during December is 18 km/h, suggesting breezy to windy conditions, depending on your activities.
Tinn snow forecast December 2025
Track daily snowfall levels and discover Tinn’s snowy potential this December ❄️
On average, Tinn sees 24 snowy days during December, with approximately 35.2 cm of total snowfall.
December rainfall patterns in Tinn
Explore the daily rainfall trends and prepare for Tinns December weather 💧
Top locations in Tinn
Select a location for an accurate weather forecast
More Locations Quick links
More Tinn weather pages
You are here
Where is Tinn?Get accurate weather forecasts for Tinn, located at latitude 59.879 and longitude 8.594. Stay updated with localized weather information tailored for Tinn.
Found a mistake?
We appreciate your attention to details. Tell us here.