Trondheim Weather and Climate: A Comprehensive Guide
The temperature in Trondheim can vary quite a bit throughout the year.
Temperatures can be pleasant during the warmest months,
and very cold during the cooler months.
It also has a notably wet climate with much precipitation.
Let's now guide you through the climate details for a complete overview.
Average maximum day and minimum night temperature
Visitors to Trondheim can expect significant temperature changes throughout the year. Average maximum daytime temperatures range from a pleasant 20°C in July, the warmest time of the year, to a very cold 1°C during cooler months like February.
At night, temperatures typically drop to an average of around -6°C during these months.Check out our detailed temperature page for more information.
Temperature ranges by month
Precipitation and rainy days
Trondheim is known for its substantial rain/snowfall, with annual precipitation reaching 1324 mm. Year-round, Trondheim has a balanced climate with minimal variation in precipitation. The difference between the wettest month, June, with 129 mm, and the driest month, April, with 85 mm, is minimal.
The mean monthly precipitation over the year, including rain, hail and snow
The average number of days each month with precipitation
Sunshine over the year
Seasonal changes in sunshine hours are quite dramatic in Trondheim. While May receives considerable daily sunshine with up to 8.0 hours, December marks the darkest time of the year, where sunshine is scarce with only 0.6 hours of sunlight per day.
Visit our detailed sunshine hours page for more information.
Monthly hours of sunshine
Daily hours of sunshine
Average water temperature
The mean water temperature over the year ranges from 5°C in February to 13°C in August.
Water temperature over the year
Average humidity
The relative humidity is high throughout the year in Trondheim.
The city experiences its highest humidity in September, reaching 82%. In May, the humidity drops to its lowest level at 73%. What does this mean? Read our detailed page on humidity levels for further details.
Relative humidity over the year
Average wind speed
The mean wind speed varies between 2 m/s and 4 m/s throughout the year. It is lowest in June, July and August and highest during February.
The mean monthly wind speed over the year (meters per second)
Forecast for Trondheim
Select a Month of Interest
Check the conditions for any month of the year.
The best time of year to visit Trondheim in Norway
Other facts from our historical weather data:The coldest season / winter is in the following months: January, February and December.
July has an average maximum temperature of 20°C and is the warmest month of the year.
The coldest month is February with an average maximum temperature of 1°C.
June tops the wettest month list with 129 mm of rainfall.
April is the driest month with 85 mm of precipitation.
May is the sunniest month with an average of 239 hours of sunshine.
No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.
