What is the coldest month in Tromsø?

February, by a small margin. Its 1991-2020 average is -3.3°C, with average highs of -1.2°C and lows of -5.6°C. January is almost the same.

How cold is Tromsø in December?

December averages 0.3°C by day and -3.9°C at night. It is often windy and damp, so it can feel 5-10 degrees colder on exposed skin.

Does it snow in Tromsø in October?

Often, yes, but it does not always stay. October is the wettest month, and the city station typically records up to about 18 cm of snow on the ground at some point in the month.

What is the weather like in Tromsø in July?

July is the warmest month, averaging 16.3°C by day and 9.0°C at night, with 24-hour daylight for most of the month. Many days are cooler, grey and breezy, so bring a fleece and a rain jacket.

Is Tromsø colder than inland Norway?

No, it is much milder. Inland Bardufoss averages January lows of -13.1°C against -5.3°C in Tromsø, because the open sea keeps the coast warmer.

When does the polar night start in Tromsø?

The last sunrise of 2026 is on 27 November, and the sun stays below the horizon from 28 November until 14 January 2027. The first sunrise is on 15 January, though the mountains hide it from the centre for some days after.

Tromsø Weather by Month: Temperature, Snow, Daylight

Tromsø weather month by month: average highs and lows, rain and snow, polar night and midnight sun dates, plus what each month means for your trip.