Oslo weather in January 2025

Expect -2°C daytime maximum temperatures in the shade with on average 1 hours of sunshine per day in Oslo in January. Check more long-term weather averages for Oslo in January before you book your next holiday to Norway in 2025/2026.

  • -2°C maximum daytime temperature in January in Oslo-2
    -2°C max day temperature
  • 1 hour of sunshine per day
  • 17 days with some rainfall in January in Oslo17
    17 days with some rainfall
  • -8°C minimum night-time temperature in January in Oslo-8
    -8°C min night temperature
  • 7 hours of daylight per day in January in Oslo7
    7 hours of daylight per day
  • No heat & humidity in January in Oslo0
    No heat & humidity
  • 53 mm monthly rainfall in January in Oslo53
    53 mm of monthly rainfall
  • No UV (maximum) index in January in Oslo0
    No UV (Maximum) Index UV index
  • -2°C sea temperature in January in Oslo-2
    -2°C sea temperature

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The January weather guide for Norway (Oslo) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about Norway

How cold is it in Oslo in January?

Daytime temperatures usually reach -2°C in Oslo in January, falling to -8°C at night.

How sunny is it in Oslo in January?

There are normally 1 hour of bright sunshine each day in Oslo in January - that's 16% of daylight hours.

Is the sea cold around Oslo in January?

The average sea temperature around Oslo in January is -2°C.

Does it rain in Oslo in January?

There are usually 17 days with some rain in Oslo in January and the average monthly rainfall is 53mm. Rain may fall as snow in this month.

Oslo January sunrise & sunset times

Browse the sunrise and sunset times for Oslo in January 2025. Select a month to view Oslo sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st January 2025 09:18 15:23
Thursday, 16th January 2025 09:02 15:52
Friday, 31st January 2025 08:32 16:30

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