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Iceland temperatures in May

In Iceland in May the average maximum daytime temperatures are low and range from 5°C in Suðureyri to 12°C in Hella. Nighttime temperatures generally drop to 5°C in Hella and 2°C in Suðureyri.

What is the temperature of the different cities in Iceland in May?

Find the average daytime temperatures in May for the most popular destinations in Iceland on the map below. Click on a destination dot for more detailed information.

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Legend very warm warm pleasant moderate cold very cold
Very warm means maximum temperatures above 30°C. Warm: 22°C to 30°C. Pleasant: 18°C to 22°C Moderate: 12°C to 18°C. Cold: 2°C to 12°C. Very cold: lower than 2°C

  • What is the warmest city in May in Iceland?
  • Hella tops the warmest city list in our database with average maximum daytime temperatures around 12°C and a minimum nighttime temperature of around 5°C.

  • What is the coldest city in May in Iceland?
  • According to our data, Suðureyri holds the title for the coldest city in Iceland in May. It experiences maximum temperatures of approximately 5°C and drops to lows of about 2°C during the night.

  • How much sun does Iceland get in May?
  • Reykjavík enjoys close to 201 hours of sunlight. This not only brightens the days but also uplifts the atmosphere during the month.

  • What is the water's temperature in May?
  • The water temperature averages approximately 8°C in Reykjavík this month, so not the best month to swim.

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