Grindavík Weather & Climate: Best Time to Visit

Temperatures in Grindavík, Reykjanes, Iceland, shift moderately through the seasons. The warmest month is July at 14°C (57°F), and the coolest is February at 5°C (41°F).

The city has a wet climate, receiving around 1439 mm (57 in) of rain/snowfall per year. September is the wettest month. Sunshine peaks in May, when the city sees around 6.7 hours of sunshine per day.

Monthly Temperature in Grindavík

In Grindavík, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a moderate 14°C (57°F) in July to a chilly 5°C (41°F) in February.

Nighttime temperatures range from 10°C (50°F) in July to 0°C (32°F) in February.

Check out our detailed temperature page for more information.

Temperature ranges by month

Rainfall in Grindavík

Grindavík has a notably wet climate with abundant precipitation, recording 1439 mm (57 in) of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, September, sees around 150 mm (5.9 in) of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, June, still receives a respectable 79 mm (3.1 in) of rainfall. For more details, please visit our Grindavík Precipitation page.

The mean monthly precipitation over the year, including rain, hail, and snow

The average number of days each month with precipitation

Sunshine Hours in Grindavík

In Grindavík, summer days are longer and more sunny, with daily sunshine hours peaking at 6.7 hours in May. As the darker season arrives, the brightness of the sun becomes less. January sees a soft sun for only 0.7 hours per average day.

Visit our detailed sunshine hours page for more information.

Monthly hours of sunshine

Data from: Reykjavík, Iceland (41 KM, 25 Miles).

Daily hours of sunshine

Data from: Reykjavík, Iceland (41 KM, 25 Miles).

Daily percentage of sunshine

Data from: Reykjavík, Iceland (41 KM, 25 Miles).

Humidity in Grindavík by Month

The relative humidity is high throughout the year in Grindavík.

The city experiences its highest humidity in July, reaching 81%. In May, the humidity drops to its lowest level at 76%. What does this mean? Read our detailed page on humidity levels for further details.

Relative humidity over the year

Data from: Reykjavík, Iceland (41 KM, 25 Miles).

Grindavík 3-Day Forecast

10-Day Forecast

Select a Month

Check the conditions for any month of the year.

Best Time to Visit Grindavík

The climate in Grindavík shows seasonal variation throughout the year, creating different weather experiences for visitors. If we needed to point out one great month to visit, it would be June, the driest month with 79 mm (3.1 in) of rainfall.

Looking for inspiration on where to travel this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.