Iceland weather in July 2025

Expect 55°F daytime maximum temperatures in the shade with on average 6 hours of sunshine per day in Iceland in July. Check more long-term weather averages for Iceland in July before you book your next holiday to Iceland in 2025/2026.

  • 55°F maximum daytime temperature in July in Iceland (Reykjavik)55
    55°F max day temperature
  • 6 hours of sunshine per day
  • 18 days with some rainfall in July in Iceland (Reykjavik)18
    18 days with some rainfall
  • 45°F minimum night-time temperature in July in Iceland (Reykjavik)45
    45°F min night temperature
  • 20 hours of daylight per day in July in Iceland (Reykjavik)20
    20 hours of daylight per day
  • No heat & humidity in July in Iceland (Reykjavik)0
    No heat & humidity
  • 2.6 inches monthly rainfall in July in Iceland (Reykjavik)2.6
    2.6 inches of monthly rainfall
  • UV (maximum) index 4 (Moderate) in July in Iceland (Reykjavik)4
    4 (Moderate) UV index
  • 52°F sea temperature in July in Iceland (Reykjavik)52
    52°F sea temperature

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The July 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 July. Select a holiday destination to see more weather parameters.

All Iceland destinations

Metric (°C)  |  Imperial (°F)

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More about Iceland

How warm is it in Iceland in July?

Daytime temperatures usually reach 55°F in Reykjavik, Iceland in July, falling to 45°F at night.

How sunny is it in Iceland in July?

There are normally 6 hours of bright sunshine each day in Reykjavik, Iceland in July - that's 28% of daylight hours.

How warm is the sea around Iceland in July?

The average sea temperature around Reykjavik, Iceland in July is 52°F.

Does it rain in Iceland in July?

There are usually 18 days with some rain in Reykjavik, Iceland in July and the average monthly rainfall is 2.6 inches.

Iceland July sunrise & sunset times

Browse the sunrise and sunset times for Iceland in July 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 July 2025 03:06 23:55
Wednesday, 16th July 2025 03:45 23:20
Thursday, 31st July 2025 04:32 22:34

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