Lillestrøm
December
Weather in Lillestrøm for December 2025
Your guide to Lillestrøm weather in December - trends and predictions
Gale Warning - See hour by hour.
Expect heavy snowfall in Lillestrøm during December, with an average of 19 snowy days.
According to Lillestrøm snow forecast for December 2025, 1 snowy day is expected until the end of the month at Monday, 29 December.So far, December 2025 in Lillestrøm shows a warmer trend than usual by 4.9 °C.
The forecast for the upcoming days in Lillestrøm predicts a temperature of 1.6 °C, which is slightly above the historical average.
In general, the average temperature in Lillestrøm at the beginning of December is -1.3 °C. As the month progressed, temperatures tended to moderately fall, reaching an average of -3.3 °C by the end of December.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
11
Dry days
1
Rainy days
19
Snow days
-3°/-8°
Temperatures
11 km/h
Avg max wind
89 %
Avg humidity
Lillestrøm Weather December
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Temperatures trend during December in Lillestrøm
See the weather trend as well as the moving average line
December weather in Lillestrøm day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Dec. |  Cloudy | 1° /-5° | 0.7 mm | 0 cm | |
| 2 Dec. |  Overcast | 1° /-4° | 4.5 mm | 0.8 cm | |
| 3 Dec. |  Partly cloudy | -2° /-6° | 1.1 mm | 0 cm | |
| 4 Dec. |  Sunny | -3° /-6° | 1.4 mm | 0 cm | |
| 5 Dec. | Sunny | -2° /-6° | 5 mm | 2.1 cm | |
| 6 Dec. |  Heavy snow | -2° /-4° | 10.7 mm | 5.4 cm | |
| 7 Dec. | Heavy snow | -2° /-4° | 3.5 mm | 2.4 cm | |
| 8 Dec. | Heavy snow | 0° /-5° | 7.1 mm | 2.4 cm | |
| 9 Dec. | Heavy snow | -1° /-5° | 4 mm | 3.3 cm | |
| 10 Dec. |  Moderate snow | 0° /-5° | 2.9 mm | 0.7 cm | |
| 11 Dec. | Heavy snow | 0° /-5° | 2 mm | 1.7 cm | |
| 12 Dec. |  Mist | -3° /-8° | 0.1 mm | 0.1 cm | |
| 13 Dec. | Mist | -4° /-9° | 2.9 mm | 0 cm | |
| 14 Dec. |  Light snow | -1° /-9° | 0.7 mm | 0.4 cm | |
| 15 Dec. | Mist | 1° /-6° | 0.3 mm | 0.1 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. |  Light freezing rain | -1° /-8° | 2.4 mm | 0.1 cm | |
| 31 Dec. | Overcast | -3° /-8° | 4 mm | 1.7 cm | |
| Next | |||||
Important Notice
Our weather forecast for Lillestrøm 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 Lillestrøm forecast closer to your planned date for the most up-to-date weather information.
Change Month
Lillestrøm in December - FAQ
What are the expected maximum and minimum temperatures in Lillestrøm 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 Lillestrøm during December?
Moderate rainfall is anticipated in Lillestrøm during December, with a total of 77.4 mm spread over approximately 1 days. Considering plans for rainy days is advisable.
Will it snow in Lillestrøm in December 2025?
Lillestrøm experiences an average snowfall of 50.425 cm during December, occurring over 19 days.
What are the typical wind conditions in Lillestrøm during December?
The average wind speed in Lillestrøm during December is 11 km/h, suggesting breezy to windy conditions, depending on your activities.
Lillestrøm snow forecast December 2025
Track daily snowfall levels and discover Lillestrøm’s snowy potential this December ❄️
On average, Lillestrøm sees 19 snowy days during December, with approximately 50.4 cm of total snowfall.
December rainfall patterns in Lillestrøm
Explore the daily rainfall trends and prepare for Lillestrøms December weather 💧
Typically, Lillestrøm has 1 rainy days in December with a total of 77.4 mm of rainfall.
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Where is Lillestrøm?Get accurate weather forecasts for Lillestrøm, located at latitude 59.956 and longitude 11.049. Stay updated with localized weather information tailored for Lillestrøm.
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