Longyearbyen weather in May 2026

Expect daytime maximum temperatures of -3°C in Longyearbyen, Svalbard in May based on long-term weather averages. There are 9 hours of sunshine per day on average, which might fall as snow.

  • -3°C maximum daytime temperature in May in Longyearbyen-3
    -3°C max day temperature
  • 9 hours of sunshine per day
  • 9 days with some rainfall in May in Longyearbyen9
    9 days with some rainfall
  • -7°C minimum night-time temperature in May in Longyearbyen-7
    -7°C min night temperature
  • 24 hours of daylight per day in May in Longyearbyen24
    24 hours of daylight per day
  • No heat & humidity in May in Longyearbyen0
    No heat & humidity
  • 13 mm monthly rainfall in May in Longyearbyen13
    13 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in May in Longyearbyen2
    2 (Low) UV index
  • -2°C sea temperature in May in Longyearbyen-2
    -2°C sea temperature

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The May 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 May?

Daytime temperatures usually reach -3°C in Longyearbyen in May, falling to -7°C at night.

How sunny is it in Longyearbyen in May?

There are normally 9 hours of bright sunshine each day in Longyearbyen in May - that's 36% of daylight hours.

Is the sea cold around Longyearbyen in May?

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

Does it rain in Longyearbyen in May?

There are usually 9 days with some rain in Longyearbyen in May and the average monthly rainfall is 13mm. Rain may fall as snow in this month.

Longyearbyen May sunrise & sunset times

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

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Friday, 1st May 2026 Daylight all day
Saturday, 16th May 2026 Daylight all day
Sunday, 31st May 2026 Daylight all day

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