Iceland weather in April 2025

Expect 5°C daytime maximum temperatures in the shade with on average 4 hours of sunshine per day in Iceland in April. Check more long-term weather averages for Iceland in April before you book your next holiday to Iceland in 2025/2026.

  • 5°C maximum daytime temperature in April in Iceland (Reykjavik)5
    5°C max day temperature
  • 4 hours of sunshine per day
  • 18 days with some rainfall in April in Iceland (Reykjavik)18
    18 days with some rainfall
  • -1°C minimum night-time temperature in April in Iceland (Reykjavik)-1
    -1°C min night temperature
  • 15 hours of daylight per day in April in Iceland (Reykjavik)15
    15 hours of daylight per day
  • No heat & humidity in April in Iceland (Reykjavik)0
    No heat & humidity
  • 75 mm monthly rainfall in April in Iceland (Reykjavik)75
    75 mm of monthly rainfall
  • UV (maximum) index 2 (Low) in April in Iceland (Reykjavik)2
    2 (Low) UV index
  • 4°C sea temperature in April in Iceland (Reykjavik)4
    4°C sea temperature

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The April 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 April. 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 cold is it in Iceland in April?

Daytime temperatures usually reach 5°C in Reykjavik, Iceland in April, falling to -1°C at night.

How sunny is it in Iceland in April?

There are normally 4 hours of bright sunshine each day in Reykjavik, Iceland in April - that's 28% of daylight hours.

Is the sea cold around Iceland in April?

The average sea temperature around Reykjavik, Iceland in April is 4°C.

Does it rain in Iceland in April?

There are usually 18 days with some rain in Reykjavik, Iceland in April and the average monthly rainfall is 75mm. Rain may fall as snow in this month.

Iceland April sunrise & sunset times

Browse the sunrise and sunset times for Iceland in April 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
Tuesday, 1st April 2025 06:45 20:20
Tuesday, 15th April 2025 05:55 21:02
Wednesday, 30th April 2025 05:03 21:49

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