Longyearbyen weather in January 2026

Expect daytime maximum temperatures of -13°C in Longyearbyen, Svalbard in January based on long-term weather averages. There are no hours of sunshine per day on average with 13 days with some rainfall, which might fall as snow.

  • -13°C maximum daytime temperature in January in Longyearbyen-13
    -13°C max day temperature
  • 0 hours of sunshine per day
  • 13 days with some rainfall in January in Longyearbyen13
    13 days with some rainfall
  • -20°C minimum night-time temperature in January in Longyearbyen-20
    -20°C min night temperature
  • 0 hours of daylight per day in January in Longyearbyen0
    0 hours of daylight per day
  • No heat & humidity in January in Longyearbyen0
    No heat & humidity
  • 22 mm monthly rainfall in January in Longyearbyen22
    22 mm of monthly rainfall
  • No UV (maximum) index in January in Longyearbyen0
    No UV (Maximum) Index UV index
  • -2°C sea temperature in January in Longyearbyen-2
    -2°C sea temperature

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The January weather guide for Svalbard, represented by Longyearbyen, (Longyearbyen) 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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How cold is it in Longyearbyen in January?

Daytime temperatures usually reach -13°C in Longyearbyen in January, falling to -20°C at night.

How sunny is it in Longyearbyen in January?

There are normally 0 hours of bright sunshine each day in Longyearbyen in January - that's 0% of daylight hours.

Is the sea cold around Longyearbyen in January?

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

Does it rain in Longyearbyen in January?

There are usually 13 days with some rain in Longyearbyen in January and the average monthly rainfall is 22mm. Rain may fall as snow in this month.

Longyearbyen January sunrise & sunset times

Browse the sunrise and sunset times for Longyearbyen in January 2026. Select a month to view Longyearbyen sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Thursday, 1st January 2026 Darkness all day
Friday, 16th January 2026 Darkness all day
Saturday, 31st January 2026 Darkness all day

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