Iceland weather in June 2025

Expect 11°C daytime maximum temperatures in the shade with on average 5 hours of sunshine per day in Iceland in June. Check more long-term weather averages for Iceland in June before you book your next holiday to Iceland in 2025/2026.

  • 11°C maximum daytime temperature in June in Iceland (Reykjavik)11
    11°C max day temperature
  • 5 hours of sunshine per day
  • 17 days with some rainfall in June in Iceland (Reykjavik)17
    17 days with some rainfall
  • 6°C minimum night-time temperature in June in Iceland (Reykjavik)6
    6°C min night temperature
  • 21 hours of daylight per day in June in Iceland (Reykjavik)21
    21 hours of daylight per day
  • No heat & humidity in June in Iceland (Reykjavik)0
    No heat & humidity
  • 67 mm monthly rainfall in June in Iceland (Reykjavik)67
    67 mm of monthly rainfall
  • UV (maximum) index 4 (Moderate) in June in Iceland (Reykjavik)4
    4 (Moderate) UV index
  • 9°C sea temperature in June in Iceland (Reykjavik)9
    9°C sea temperature

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The June 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 countries, regions and places in Iceland in June. Select a holiday 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 June?

Daytime temperatures usually reach 11°C in Reykjavik, Iceland in June, falling to 6°C at night.

How sunny is it in Iceland in June?

There are normally 5 hours of bright sunshine each day in Reykjavik, Iceland in June - that's 26% of daylight hours.

Is the sea cold around Iceland in June?

The average sea temperature around Reykjavik, Iceland in June is 9°C.

Does it rain in Iceland in June?

There are usually 17 days with some rain in Reykjavik, Iceland in June and the average monthly rainfall is 67mm.

Iceland June sunrise & sunset times

Browse the sunrise and sunset times for Iceland in June 2025. 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
Sunday, 1st June 2025 03:22 23:31
Sunday, 15th June 2025 02:57 24:00
Monday, 30th June 2025 03:05 23:57

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