Grindavík weather in August (Reykjanes, Iceland)

How is the weather in Grindavík in August? Check out this comprehensive weather guide.

In August, Grindavík typically experiences moderate temperatures and high rainfall. Anticipate daytime temperatures around 14°C, while night temperatures can drop to 10°C.

Grindavík in August usually receives high rainfall, averaging around 108 mm for the month. Typically around 18 days of rainfall is expected.

The area experiences a moderate amount of sunshine, with approximately 154 hours of sunlight expected. This makes it neither too gloomy nor overly bright.

If your ideal day consists of dry skies and moderate temperatures July generally stands out with the best circumstances. While January, February, March, April, May, September, October, November and December tend to showcase less optimal conditions.

For an in-depth look at the yearly conditions, visit our specialized Grindavík climate page with graphs.

 

Grindavík, monthly averages in August

Min TemperatureMin Temperature 10°C  
Max TemperatureMax Temperature 14°C  
Chance of RainChance of Rain 58%  
PrecipitationPrecipitation 108 mm  
Rainy daysRainy days 18 days  
HumidityHumidity 81% *  
SunshineSunshine 154 hours *  
Percentage SunshinePercentage Sunshine 31% *  
* Data from: Reykjavík, Iceland (41 KM, 25 Miles).

Where to go in Iceland in August

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

Map not visible? Whoops sorry! Please refresh the page.
Legend perfect weather pleasant tolerable unpleasant poor
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C and 29°C and not too much precipitation (less than 90 mm a month).

So, what should you wear in Grindavík in August?

Plan on layering your clothes. Some days or part of the day it will be nice and warm and some moments it can be a bit chilly. Bring a rain jacket in case it rains during your stay.

What To Do

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

Swimming
5/10
Cycling
5/10
Walking
5/10
Camping
3/10
Outdoor sports
9/10

Interested in more climate information?

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

Our site offers climate and forecast data for every country 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 recommends destinations that suit your ideal climate conditions. Find out where to go with our weather planner.