Daytime highs, nighttime lows and the warmest cities across Iceland this August.
Iceland, experiences maximum daytime temperatures in August ranging from 10°C (50°F) in Jokulsarlon Glacial Lagoon to 16°C (61°F) in Hella. Nighttime temperatures generally drop to 9°C (48°F) in Hella and 6°C (43°F) in Jokulsarlon Glacial Lagoon. August is part of the summer season
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.
Check the conditions for any month of the year.
Click on a destination dot for more details. Toggle the map to compare temperatures or precipitation across Iceland.
Marker color shows the average daytime high temperature in August: blue is cold, red is hot.
Drill down to August weather for any region in Iceland.
Pick a city to see its August weather averages.
Expect daytime temperatures around 15°C (59°F) in Reykjavík. That makes August a moderate month for Iceland.
After dark, Reykjavík cools to about 9°C (48°F) on an average August night.
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 (61°F), while at night it goes down to an approximate temperature of 9°C (48°F).
For the month of August, Jokulsarlon Glacial Lagoon is the most temperate city in Iceland based on our records. Highs average 10°C (50°F) and nighttime temperatures dip to around 6°C (43°F).
Most areas experience a moderate amount of sunshine, with approximately 154 hours of sunlight expected in Reykjavík. This makes it neither too gloomy nor overly bright.
The water temperature averages approximately 11°C (52°F) in Reykjavík this month, so not the best month to swim.
We have much more information about the climate in Iceland.
Weather and climate has detailed information for every country in the world. Are you going to Iceland? Get detailed historical weather averages for many cities in Iceland.
Not sure yet where to go? We now have a tool which recommends destinations that suit your ideal travel conditions. Find out where to go with our weather planner.
Need travel inspiration? Check out our bucket list articles and be inspired.
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