Oslo
December
Weather in Oslo for December 2025
Your guide to Oslo weather in December - trends and predictions
Gale Warning - See hour by hour.
Oslo is transformed into a snow paradise in December, with more than 20 snowy days on average.
According to Oslo snow forecast for December 2025, 1 snowy day is expected until the end of the month at Monday, 29 December.Until now, December 2025 in Oslo has been significantly warmer than historical averages.
The forecast for the coming days of December 2025 predicts a temperature of 1.6 °C , which is warmer than usual.
In general, the average temperature in Oslo at the beginning of December is -2.7 °C. As the month progressed, temperatures tended to slightly decrease, reaching an average of -3.1 °C by the end of December.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
6
Dry days
3
Rainy days
22
Snow days
-3°/-7°
Temperatures
10 km/h
Avg max wind
89 %
Avg humidity
Oslo Weather December
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Temperatures trend during December in Oslo
See the weather trend as well as the moving average line
December weather in Oslo day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Overcast | -1° /-6° | 0.5 mm | 0.1 cm | |
| 2 Dec. |  Cloudy | -1° /-5° | 3.5 mm | 1.1 cm | |
| 3 Dec. | Overcast | -3° /-6° | 1.1 mm | 0 cm | |
| 4 Dec. | Overcast | -3° /-6° | 1.2 mm | 0 cm | |
| 5 Dec. |  Sunny | -4° /-8° | 2.5 mm | 1.4 cm | |
| 6 Dec. |  Heavy snow | -4° /-7° | 6.1 mm | 4.4 cm | |
| 7 Dec. |  Light freezing rain | -3° /-7° | 2 mm | 1.4 cm | |
| 8 Dec. | Light freezing rain | -2° /-8° | 5.1 mm | 1.8 cm | |
| 9 Dec. | Light freezing rain | -2° /-6° | 3.9 mm | 2.2 cm | |
| 10 Dec. | Overcast | -1° /-6° | 3.6 mm | 1.1 cm | |
| 11 Dec. |  Patchy moderate snow | -1° /-5° | 2.9 mm | 1.1 cm | |
| 12 Dec. | Light freezing rain | -3° /-7° | 1.3 mm | 0 cm | |
| 13 Dec. | Light freezing rain | -3° /-7° | 2.1 mm | 0.1 cm | |
| 14 Dec. | Patchy moderate snow | -1° /-8° | 2.7 mm | 1.5 cm | |
| 15 Dec. | Overcast | -2° /-8° | 2.1 mm | 0.3 cm | |
| 16 Dec. |  Patchy rain possible | 8° /7° | 2.6 mm | 0 cm | |
| 17 Dec. | Patchy rain possible | 6° /2° | 1.8 mm | 0 cm | |
| 18 Dec. | Patchy rain possible | 6° /3° | 3.6 mm | 0 cm | |
| 19 Dec. |  Moderate rain | 9° /5° | 15.4 mm | 0 cm | |
| 20 Dec. |  Partly cloudy | 6° /5° | 0 mm | 0 cm | |
| 21 Dec. | Overcast | 4° /2° | 0 mm | 0 cm | |
| 22 Dec. | Sunny | 2° /0° | 0 mm | 0 cm | |
| 23 Dec. | Overcast | 1° /-1° | 0 mm | 0 cm | |
| 24 Dec. | Sunny | 0° /-3° | 0 mm | 0 cm | |
| 25 Dec. | Sunny | -3° /-5° | 0 mm | 0 cm | |
| 26 Dec. | Sunny | -4° /-6° | 0 mm | 0 cm | |
| 27 Dec. | Partly cloudy | -4° /-6° | 0 mm | 0 cm | |
| 28 Dec. | Sunny | -4° /-6° | 0 mm | 0 cm | |
| 29 Dec. | Overcast | -4° /-6° | 0.1 mm | 0.1 cm | |
| 30 Dec. |  Moderate snow | -1° /-7° | 4.4 mm | 1.2 cm | |
| 31 Dec. | Overcast | -2° /-7° | 3.1 mm | 1.3 cm | |
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Important Notice
Our weather forecast for Oslo 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 Oslo forecast closer to your planned date for the most up-to-date weather information.
Change Month
Oslo in December - FAQ
What are the expected maximum and minimum temperatures in Oslo during December?
Brace for cold days with temperatures not exceeding -3° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Oslo during December?
Moderate rainfall is anticipated in Oslo during December, with a total of 80.7 mm spread over approximately 3 days. Considering plans for rainy days is advisable.
Will it snow in Oslo in December 2025?
Oslo experiences an average snowfall of 36.856 cm during December, occurring over 22 days.
What are the typical wind conditions in Oslo during December?
The average wind speed in Oslo during December is 10 km/h, suggesting breezy to windy conditions, depending on your activities.
Oslo snow forecast December 2025
Track daily snowfall levels and discover Oslo’s snowy potential this December ❄️
On average, Oslo sees 22 snowy days during December, with approximately 36.9 cm of total snowfall.
December rainfall patterns in Oslo
Explore the daily rainfall trends and prepare for Oslos December weather 💧
Typically, Oslo has 3 rainy days in December with a total of 80.7 mm of rainfall.
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