Is Tromsø hot in January?
Days are typically cold at -1°C, while nights average -5.3°C.
Norway · 1991–2020 normal
Tromsø in
January.
Typical January weather in Tromsø: -1°C by day, -5.3°C at night, 109 mm of rain over 15.1 wet days. These are measured 1991–2020 station normals, not a forecast.
Typical high-1°C
Typical low-5.3°C
Rain109 mm
Wet days15.1
In the year-round weather comparison, January scores 5 out of 100 (July leads the year at 51). Daylight is calculated as none from latitude 69.65°. Open-water sea temperature is 5.4°C (28 km from the place centre).
January at a glance
What is Tromsø like in January?
Plain answers from the measured climate record—not a forecast or a promise about a particular trip.
Does it rain much?
The measured monthly average is 109 mm across about 15 wet days.
How much daylight is there?
There are about none between sunrise and sunset at mid-month, calculated from the place latitude.
Is January a good time to visit?
January ranks 6 of 12 in our weather comparison; July ranks first.
Event window
Long northern nights in January
At 69.6° the calculated mid-month daylight is none. That darkness, not an aurora observation, is why this latitude is sought for northern or southern lights in January. Typical nights are -5.3°C.
Event window
Frost-level nights in January
The measured night-time normal is -5.3°C, so frost is typical rather than exceptional this month.
The evidence behind this page
One month,
from the same station.
- Place identity
- GeoNames 3133895
- NOAA station
- NO000001026 · TROMSO
- Station distance
- 1.2 km from the place centre
- Coverage
- Strong coverage · 30 usable years
- Important limit
- Historical climate is not a forecast. Nearby stations can miss mountains, coasts, and local microclimates.
Next step
Choose your month.
Then plan the details.
The weather comparison for Tromsø is based on climate evidence, not payments from travel companies. Flight, accommodation and activity links will be clearly labelled when they are added; there are no booking offers on this page today.
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