Tromsø Weather in January
Tromsø in January sees very low daytime temperatures of -3°C (27°F) and nighttime lows of -10°C (14°F). Rainfall is fairly high this month at around 116 mm (4.6 in), so pack a rain jacket to stay dry.
Rainfall in Tromsø in January
You can expect snow on roughly 22 days based on historical data, averaging 116 mm (4.6 in) for the month. Wet weather is a regular and significant part of this month. Frequent days of rain combined with high totals means proper waterproofs are worth packing.
Temperature in Tromsø in January
In January, Tromsø gets very low temperatures, with highs of -3°C (27°F). Nights cool to around -10°C (14°F). January is part of the winter season. Staying warm is the main priority this month, especially during mornings and evenings. Nights drop below freezing to -10°C (14°F). An extra blanket is worth packing if you're unsure about the heating where you're staying. It's generally the coldest month of the year, making it essential to pack warm layers and winter accessories.
Sunshine in Tromsø in January
The city usually sees around 3 hours of sunlight, indicating fewer sunny days.January in Tromsø can still be great, but if you prefer pleasant temperatures along with dry and sunny conditions, our weather planner can help you explore other options in the world.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Norway, check out our Tromsø's climate page.
Tromsø Temperature in January
Min Temperature
-10°C (14°F)
Max Temperature
-3°C (27°F)
Chance of Rain
72%
Precipitation
116 mm (4.6 in)
Rainy days
22 days
Sunshine
3 hours
Percentage Sunshine
Daily Historical Temperatures
51-year average (1976-2026)
Based on our historical records, temperatures in Tromsø typically stay consistent throughout January, with daily highs averaging around -3°C (27°F). Nights are very cold, with lows typically ranging from -10°C (14°F) to -5°C (23°F).
Average temperatures in January
Historical weather for Tromsø in January
Browse day-by-day weather records for Tromsø spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Tromsø historical weather extremes in January
Based on 49 years of weather observations (1976-2025), these are the most extreme conditions recorded in Tromsø.
- The hottest January day on record in Tromsø reached 8°C (46°F) (January 16, 1996).
- Tromsø experienced its chilliest January day on January 9, 1987, reaching only -15°C (5°F).
Best Places in Norway in January
Find out more about the weather in Norway and which places have the best travel conditions in this month. See all of Norway in January →
perfect weather
pleasant
tolerable
unpleasant
poor
What to Wear in Tromsø in January
It's wise to bundle up for freezing conditions in Tromsø in January. If you have a winter jacket with good insulation, waterproof winter boots, thermal layers, and warm accessories it's smart to pack them. Hand and foot warmers can be lifesavers, especially during the night. Expect heavy rainfall, so bring good rain protection and waterproof bags. Sunglasses aren't essential this month, though you might want them for the occasional bright moment.What To Do in Tromsø in January
We rated the following activities from 1 (least suitable) to 10 (best) to do.
Check the conditions for any month of the year.
For a detailed overview over the year and the best time to visit Norway, check out our Tromsø's climate page.
See the full Tromsø climate overview or explore weather in Norway.
