Iceland weather in May 2024

Expect 9°C daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Iceland in May. Check more long-term weather averages for Iceland in May before you book your next holiday to Iceland in 2024/2025.

  • 9°C maximum daytime temperature in May in Iceland (Reykjavik)9
    9°C max day temperature
  • 6 hours of sunshine per day
  • 16 days with some rainfall in May in Iceland (Reykjavik)16
    16 days with some rainfall
  • 3°C minimum night-time temperature in May in Iceland (Reykjavik)3
    3°C min night temperature
  • 19 hours of daylight per day in May in Iceland (Reykjavik)19
    19 hours of daylight per day
  • No heat & humidity in May in Iceland (Reykjavik)0
    No heat & humidity
  • 60 mm monthly rainfall in May in Iceland (Reykjavik)60
    60 mm of monthly rainfall
  • UV (maximum) index 3 (Moderate) in May in Iceland (Reykjavik)3
    3 (Moderate) UV index
  • 6°C sea temperature in May in Iceland (Reykjavik)6
    6°C sea temperature

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The May weather guide for Iceland (Reykjavik) 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.

Top Iceland destinations

Below are average maximum temperatures at popular destinations in Iceland in May. Select a destination to see more weather parameters.

All Iceland destinations

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

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More about Iceland

How warm is it in Iceland in May?

Daytime temperatures usually reach 9°C in Reykjavik, Iceland in May, falling to 3°C at night.

How sunny is it in Iceland in May?

There are normally 6 hours of bright sunshine each day in Reykjavik, Iceland in May - that's 32% of daylight hours.

Is the sea cold around Iceland in May?

The average sea temperature around Reykjavik, Iceland in May is 6°C.

Does it rain in Iceland in May?

There are usually 16 days with some rain in Reykjavik, Iceland in May and the average monthly rainfall is 60mm.

Iceland May sunrise & sunset times

Browse the sunrise and sunset times for Iceland in May 2024. Select a month to view Iceland sunrise and sunset times for the next 12 months. The Iceland sunrise and sunset times shown below are for Reykjavik.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Wednesday, 1st May 2024 04:58 21:53
Thursday, 16th May 2024 04:08 22:42
Friday, 31st May 2024 03:24 23:29

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