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Longyearbyen weather in May 2025
Expect -3°C daytime maximum temperatures in the shade with on average 9 hours of sunshine per day in Longyearbyen in May. Check more long-term weather averages for Longyearbyen in May before you book your next holiday to Svalbard in 2025/2026.
- -3-3°C max day temperature
- 9 hours of sunshine per day
- 99 days with some rainfall
- -7-7°C min night temperature
- 2424 hours of daylight per day
- 0No heat & humidity
- 1313 mm of monthly rainfall
- 22 (Low) UV index
- -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)
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 2025. Select a month to view Longyearbyen sunrise and sunset times for the next 12 months.
JanFebMarAprMayJunJulAugSepOctNovDec
Date | Sunrise times | Sunset times |
---|---|---|
Thursday, 1st May 2025 | Daylight all day | |
Friday, 16th May 2025 | Daylight all day | |
Saturday, 31st May 2025 | Daylight all day |
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