Longyearbyen weather in April 2025

Expect -9°C daytime maximum temperatures in the shade with on average 8 hours of sunshine per day in Longyearbyen in April. Check more long-term weather averages for Longyearbyen in April before you book your next holiday to Svalbard in 2025/2026.

  • -9°C maximum daytime temperature in April in Longyearbyen-9
    -9°C max day temperature
  • 8 hours of sunshine per day
  • 11 days with some rainfall in April in Longyearbyen11
    11 days with some rainfall
  • -16°C minimum night-time temperature in April in Longyearbyen-16
    -16°C min night temperature
  • 21 hours of daylight per day in April in Longyearbyen21
    21 hours of daylight per day
  • No heat & humidity in April in Longyearbyen0
    No heat & humidity
  • 16 mm monthly rainfall in April in Longyearbyen16
    16 mm of monthly rainfall
  • UV (maximum) index 1 (Low) in April in Longyearbyen1
    1 (Low) UV index
  • -2°C sea temperature in April in Longyearbyen-2
    -2°C sea temperature

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The April 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 April?

Daytime temperatures usually reach -9°C in Longyearbyen in April, falling to -16°C at night.

How sunny is it in Longyearbyen in April?

There are normally 8 hours of bright sunshine each day in Longyearbyen in April - that's 37% of daylight hours.

Is the sea cold around Longyearbyen in April?

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

Does it rain in Longyearbyen in April?

There are usually 11 days with some rain in Longyearbyen in April and the average monthly rainfall is 16mm. Rain may fall as snow in this month.

Longyearbyen April sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st April 2025 04:12 19:56
Tuesday, 15th April 2025 01:41 22:29
Wednesday, 30th April 2025 Daylight all day

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