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Climate · Tromsø

Tromsø in January

Cold and wet, the sun returns during the month.

Typical weather, averaged over 30 years

January in Tromsø is cold: highs near 25°F, lows near 12°F. Rain or snow falls on about four days a week, and the sun returns during the month.January in Tromsø is cold: highs near -4°C, lows near -11°C. Rain or snow falls on about four days a week, and the sun returns during the month.

High
25°F-4°Caverage
Low
12°F-11°Caverage
Wet days
4a week · 51% of days
Daylight
1h 34mon average

Is January a good time to visit Tromsø?

January sits outside Tromsø's best months, which run from July to August. Expect cold days and rain or snow on about four days a week.

How we judge it: every month is scored on how close its typical high comes to the range from 70°F to 80°F, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.How we judge it: every month is scored on how close its typical high comes to the range from 21°C to 27°C, how mild its nights are, and how rarely it rains. The best months are the run of months that scores best.

How January sits in the year

week by week

Temperature

Highs near 25°F in January, against 24°F to 64°F through the year.Highs near -4°C in January, against -4°C to 18°C through the year.

Chance of a wet day

51% of days in January, against 51% to 65% through the year.

Cloud cover

75% cover in January, against 62% to 76% through the year.

Daylight

1h 34m in January, against No sunrise to 24h through the year.

Week by week, lightly smoothed, with January shaded. The olive line marks the best months. Hover or tap a week for its figures.

Either side

  1. December28°-2°low 15°low -9°4 wet days a weekRain on about four days a week.
  2. January25°-4°low 12°low -11°4 wet days a weekRain on about four days a week.
  3. February24°-4°low 11°low -12°4 wet days a weekRain on about four days a week.

Where Tromsø sits, in January

Europe/Oslo
this place
typical high in January 40°F4°C95°F35°C
Sunrise, mid-January
No sunrise
Above the sea
10 mlow-lying
Latitude
69.7°Nnorthern hemisphere
Nearest of ours
Leinesfjord262 km south-west

The land around Tromsø, shaded by its typical high in January, the planning map's own layer. Hover the map for the figure at that spot; tap it on a phone. Clock times are local, for the 15th.

Elsewhere in Norway in January

high · low · wet days
See January on the planning mapThe whole year in Tromsø

Typical weather, averaged over 30 years (1995–2024), from the 11 km grid square nearest Tromsø. Temperatures are adjusted against 66 weather stations: daytime highs read about 3.1°F cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (10 m) against the climate model's (207 m).Temperatures are adjusted against 66 weather stations: daytime highs read about 1.7°C cold in the source data and are raised to match, and both highs and lows are adjusted for the town's height (10 m) against the climate model's (207 m). Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not. Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.

Daylight is calculated from latitude. Charts are lightly smoothed week to week; the figures in the table are not.

Source: Copernicus ERA5-Land reanalysis; cloud cover from NASA's MERRA-2 reanalysis, on a coarser grid of about 50 km. Contains modified Copernicus Climate Change Service information 2026; neither the European Commission nor ECMWF is responsible for any use of it. These are averages, not a forecast.