Oslo
December
Weather in Oslo for December 2025
Your guide to Oslo weather in December - trends and predictions
Oslo is transformed into a snow paradise in December, with more than 20 snowy days on average.
In general, the average temperature in Oslo at the beginning of December is -4.4 °C. As the month progressed, temperatures tended to noticeably warm up, reaching an average of -2 °C by the end of December.
Snow Forecast ❄️
Temperatures
6
Dry days
4
Rainy days
21
Snow days
-3°/-8°
Temperatures
9 km/h
Avg max wind
90 %
Avg humidity
Oslo in December average weather
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| Mon. | Tue. | Wed. | Thu. | Fri. | Sat. | Sun. |
|---|---|---|---|---|---|---|
| 1  -2° | 2  -3° | 3 -5° | 4 -5° | 5  -6° | 6  -5° | 7  -5° |
| 8 -4° | 9 -4° | 10 -3° | 11  -3° | 12 -4° | 13 -4° | 14 -3° |
| 15 -2° | 16 1° | 17 -0° | 18 1° | 19 3° | 20  -0° | 21 0° |
| 22  -1° | 23 -4° | 24 -5° | 25 -4° | 26  -3° | 27  -2° | 28 -2° |
| 29 -0° | 30 -1° | 31 -2° |
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Temperatures trend during December in Oslo
See the weather trend as well as the moving average line
December weather day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. | Overcast | -2° /-6° | 0.1 mm | 0 cm | |
| 2 Dec. | Cloudy | -3° /-7° | 2.2 mm | 1.3 cm | |
| 3 Dec. | Overcast | -5° /-8° | 0.2 mm | 0 cm | |
| 4 Dec. | Overcast | -5° /-8° | 0 mm | 0 cm | |
| 5 Dec. | Sunny | -6° /-10° | 1.6 mm | 1.2 cm | |
| 6 Dec. | Heavy snow | -5° /-9° | 3.6 mm | 2.6 cm | |
| 7 Dec. | Light freezing rain | -5° /-9° | 2.1 mm | 1.5 cm | |
| 8 Dec. | Light freezing rain | -4° /-10° | 3.5 mm | 1.8 cm | |
| 9 Dec. | Light freezing rain | -4° /-8° | 4.6 mm | 2.6 cm | |
| 10 Dec. | Overcast | -3° /-7° | 2.8 mm | 1 cm | |
| 11 Dec. | Patchy moderate snow | -3° /-7° | 3.4 mm | 1.3 cm | |
| 12 Dec. | Light freezing rain | -4° /-8° | 1.5 mm | 0 cm | |
| 13 Dec. | Light freezing rain | -4° /-9° | 0.8 mm | 0 cm | |
| 14 Dec. | Patchy moderate snow | -3° /-9° | 3.2 mm | 1.7 cm | |
| 15 Dec. | Overcast | -2° /-8° | 2.1 mm | 0.3 cm | |
| 16 Dec. | Sunny | 1° /-6° | 0.2 mm | 0 cm | |
| 17 Dec. | Patchy moderate snow | 0° /-5° | 3.6 mm | 0.9 cm | |
| 18 Dec. | Overcast | 1° /-4° | 2.2 mm | 0.2 cm | |
| 19 Dec. | Overcast | 3° /-3° | 1.1 mm | 0 cm | |
| 20 Dec. | Moderate rain at times | 0° /-5° | 1.8 mm | 0.8 cm | |
| 21 Dec. | Heavy snow | 0° /-6° | 3.3 mm | 2.5 cm | |
| 22 Dec. | Heavy rain at times | -1° /-6° | 2.3 mm | 0.1 cm | |
| 23 Dec. | Overcast | -4° /-9° | 0 mm | 0 cm | |
| 24 Dec. | Heavy snow | -5° /-11° | 0.6 mm | 0.4 cm | |
| 25 Dec. | Overcast | -4° /-10° | 1 mm | 0.3 cm | |
| 26 Dec. | Moderate snow | -3° /-8° | 5.1 mm | 3.8 cm | |
| 27 Dec. | Partly cloudy | -2° /-8° | 7.7 mm | 1.8 cm | |
| 28 Dec. | Moderate snow | -2° /-7° | 6.7 mm | 4.7 cm | |
| 29 Dec. | Moderate snow | 0° /-6° | 5.8 mm | 3.6 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.
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 89 mm spread over approximately 4 days. Considering plans for rainy days is advisable.
Will it snow in Oslo in December 2025?
Oslo experiences an average snowfall of 40.2075 cm during December, occurring over 21 days.
What are the typical wind conditions in Oslo during December?
The average wind speed in Oslo during December is 9 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 ❄️
December rainfall patterns in Oslo
Explore the daily rainfall trends and prepare for Oslos December weather 💧
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