Trondheim
January
Weather in Trondheim for January 2026
Your guide to Trondheim weather in January - trends and predictions
Forest Fire Warning, Snow Avalanche Warning - See hour by hour.
Trondheim is transformed into a snow paradise in January, with more than 20 snowy days on average.
According to Trondheim snow forecast for January 2026, no snow is expected until the end of the month.Until now, January 2026 in Trondheim is cooler than usual, with temperatures averaging -7.8 °C, this is -4.7 °C below the typical seasonal average.
The forecast for the coming days of January 2026 predicts a temperature of -7.4 °C , which is warmer than usual.
In general, the average temperature in Trondheim at the beginning of January is -7.4 °C. As the month progressed, temperatures tended to significantly warm up, reaching an average of -3.7 °C by the end of January.
Official Weather Alert ⚠️
Snow Forecast ❄️
Temperatures
4
Dry days
1
Rainy days
26
Snow days
-2°/-7°
Temperatures
16 km/h
Avg max wind
87 %
Avg humidity
Trondheim Weather January
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Temperatures trend during January in Trondheim
See the weather trend as well as the moving average line
January weather in Trondheim day by day
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| Date | Weather | Temperatures | Rain | Snow | More |
|---|---|---|---|---|---|
| 1 Jan. |  Light freezing rain | -6° /-12° | 3 mm | 2 cm | |
| 2 Jan. |  Overcast | -8° /-12° | 2.6 mm | 1.1 cm | |
| 3 Jan. | Overcast | -7° /-14° | 3 mm | 1.8 cm | |
| 4 Jan. | Overcast | -10° /-14° | 5.2 mm | 3.7 cm | |
| 5 Jan. | Light freezing rain | -6° /-14° | 1.5 mm | 1 cm | |
| 6 Jan. | Overcast | -8° /-14° | 0.8 mm | 0.5 cm | |
| 7 Jan. |  Patchy moderate snow | -7° /-12° | 3.3 mm | 1.8 cm | |
| 8 Jan. |  Moderate or heavy snow showers | -1° /-8° | 2.7 mm | 1.8 cm | |
| 9 Jan. |  Partly cloudy | -5° /-8° | 0.9 mm | 0 cm | |
| 10 Jan. | Overcast | -3° /-10° | 1 mm | 0.1 cm | |
| 11 Jan. | Light freezing rain | 1° /-6° | 2.3 mm | 0.3 cm | |
| 12 Jan. | Patchy moderate snow | -1° /-6° | 2 mm | 0.4 cm | |
| 13 Jan. | Partly cloudy | 1° /-6° | 3.5 mm | 1.3 cm | |
| 14 Jan. | Overcast | 0° /-5° | 3.2 mm | 1.3 cm | |
| 15 Jan. | Light freezing rain | -2° /-8° | 5 mm | 0.2 cm | |
| 16 Jan. | Patchy moderate snow | 0° /-8° | 1.9 mm | 0.7 cm | |
| 17 Jan. |  Cloudy | -2° /-9° | 0.3 mm | 0 cm | |
| 18 Jan. | Light freezing rain | -5° /-9° | 0.3 mm | 0.1 cm | |
| 19 Jan. |  Mist | -5° /-10° | 0.2 mm | 0 cm | |
| 20 Jan. | Overcast | -2° /-9° | 0.7 mm | 0.2 cm | |
| 21 Jan. | Partly cloudy | -2° /-9° | 0.8 mm | 0.5 cm | |
| 22 Jan. | Partly cloudy | -2° /-9° | 0.1 mm | 0.1 cm | |
| 23 Jan. |  Moderate snow | -2° /-8° | 5.7 mm | 4.1 cm | |
| 24 Jan. |  Moderate rain at times | -2° /-7° | 3.7 mm | 2.2 cm | |
| 25 Jan. | Moderate or heavy rain shower | 0° /-6° | 3.4 mm | 0.7 cm | |
| 26 Jan. |  Heavy snow | -1° /-7° | 1.5 mm | 0.8 cm | |
| 27 Jan. | Light freezing rain | -2° /-7° | 0.8 mm | 0.4 cm | |
| 28 Jan. |  Sunny | -1° /-5° | 4.4 mm | 1.4 cm | |
| 29 Jan. | Moderate or heavy rain shower | -2° /-7° | 8.4 mm | 3.6 cm | |
| 30 Jan. | Partly cloudy | -11° /-13° | 0 mm | 0 cm | |
| 31 Jan. | Overcast | -9° /-12° | 0 mm | 0 cm | |
| Next | |||||
Important Notice
Our weather forecast for Trondheim in January 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 Trondheim forecast closer to your planned date for the most up-to-date weather information.
Change Month
Trondheim in January - FAQ
What are the expected maximum and minimum temperatures in Trondheim during January?
Brace for cold days with temperatures not exceeding -2° and nights that are likely to be freezing. Winter clothing is essential for comfort and safety.
How much rainfall should be expected in Trondheim during January?
Moderate rainfall is anticipated in Trondheim during January, with a total of 98.7 mm spread over approximately 1 days. Considering plans for rainy days is advisable.
Will it snow in Trondheim in January 2026?
Trondheim experiences an average snowfall of 42.7 cm during January, occurring over 26 days.
What are the typical wind conditions in Trondheim during January?
The average wind speed in Trondheim during January is 16 km/h, suggesting breezy to windy conditions, depending on your activities.
Trondheim snow forecast January 2026
Track daily snowfall levels and discover Trondheim’s snowy potential this January ❄️
On average, Trondheim sees 26 snowy days during January, with approximately 42.7 cm of total snowfall.
January rainfall patterns in Trondheim
Explore the daily rainfall trends and prepare for Trondheims January weather 💧
Typically, Trondheim has 1 rainy days in January with a total of 98.7 mm of rainfall.
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