Tromsø
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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.

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

Tromsø Weather by Month

Pick a month to see the average temperature, rainfall and sunshine in Tromsø - and find the best time to visit.

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 records 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

Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).

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.

  • Swimming
    1/10
  • Cycling
    1/10
  • Walking
    1/10
  • Camping
    1/10
  • Outdoor sports
    1/10

Tromsø 3-Day Forecast

More climate data for Tromsø

Popular in January

Where to go in January - average daytime high across popular destinations.

Bucket list

Need travel inspiration? Check out our bucket list articles and be inspired.