Tromsø Weather & Climate: Best Time to Visit

Depending on the time of the year, temperatures range from moderate to very cold in Tromsø. Average daytime temperatures reach a moderate 17°C (63°F) in July. In January, the coolest month of the year, temperatures drop to a very cold -3°C (27°F).

At night, temperatures range from around 9°C (48°F) in July to -10°C (14°F) in January.

Check out our detailed temperature page for more information.

Temperature ranges by month

Tromsø has a relatively rain/snowy climate with high precipitation levels, averaging 1358 mm (53 in) of rain/snowfall annually. Despite minor fluctuations, Tromsø enjoys fairly consistent precipitation throughout the year. In September, you can expect around 141 mm (5.6 in) of precipitation, while in April, Tromsø receives about 97 mm (3.8 in). For more details, please visit our Tromsø Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Tromsø can be enjoyed more throughout the sunniest month of May under a blue sky, with approximately 7.3 hours of sunshine daily. In contrast, the city experiences much darker days in December, with only 0.0 hours of sunlight per day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Daily hours of sunshine