Average weather in August in Reykjavík (Capital Region), Iceland

The average minimum temperature (usually the minimum temperature is noted during the night) in Reykjavík in August is 8.7°C (47.66°F). The amount of rain in August is normal with an average of 62mm (2.4in). It rains on average a total of 12 days. The average maximum daytime temperature lies around 14.0°C (57.2°F). This makes August the hottest month of the year. The sun will occasionally show itself with 154 hours of sunshine during the whole month.


So what to wear in August? Bring a rain jacket just in case since it will be raining a few days during this period. It’s not quite the end of sweater weather, so don’t pack your knits away yet. But you could for example swap a turtleneck for a button down shirt in this month. With a water temperature of around 11.0°C (51.8°F), there is no need to bring your swimwear.

No idea where to travel to this year? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.

For other monthly average weather and what to do in August look at the numbers below.

Monthly Averages in August

Show in Celsius

Min Temperature 47 °F
Max Temperature 57 °F
Water Temperature 51 °F
Chance of Rain 40%
Precipitation 2 in
Rainy Days 12
Sunshine Hours 154

Where to stay in Reykjavík

What is the best place to go in August in Iceland?

Find out more about the weather in August in Iceland and which places have the best weather conditions in this month.

What To Do

We rated the following activities from 1 (least suitable) to 10 (best) to do in August.

Swimming
5/10
Cycling
6/10
Walking
6/10
Camping
4/10
Outdoor sports
10/10

Weather Forecasts for Reykjavík (Capital Region)

THU May 26
49°F | 40°F
Patchy rain possible

Patchy rain possible

FRI May 27
52°F | 42°F
Partly cloudy

Partly cloudy

SAT May 28
53°F | 47°F
Partly cloudy

Partly cloudy

Interested in more climate information?

Weather and Climate provides you with all the information you need about the climate in Reykjavík.

Our site offers climate and forecast data for almost all countries in the world. Are you going to Iceland? On this website you can find historical weather averages for many cities in Iceland. Not sure yet where to go? We now have a tool which suggests which destination suits your ideal climate conditions. Find out where to go with our weather planner.