Iceland temperatures in August

August in Iceland has maximum daytime temperatures ranging from low in Jokulsarlon Glacial Lagoon with 10°C to moderate temperatures in Hella with 16°C. Nighttime temperatures generally drop to 9°C in Hella and 6°C in Jokulsarlon Glacial Lagoon. August falls during the summer season.

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

To get a sense of August's typical temperatures in the key spots of Iceland, explore the map below. Click on a point for an in-depth look.

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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 August in Iceland?
  • Based on our systematic data collection, Hella has been identified as the city with the highest average temperatures. The daytime temperature usually hovers around 16°C, while at night is goes down to an approximate temperature of 9°C."

  • What is the coldest city in August in Iceland?
  • In our database, Jokulsarlon Glacial Lagoon is the chilliest city in August in Iceland. Daytime temperatures typically peak at 10°C, while the nighttime lows hover around 6°C.

  • How much sun does Iceland get in August?
  • Most cities enjoy a balanced amount of sunshine, with around 154 hours of sunlight anticipated in Reykjavík. This ensures the days are neither too dim nor excessively sunny.

  • What is the water's temperature in August?
  • The water temperature averages approximately 11°C in Reykjavík this month, so not the best month to swim.

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