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Grindavík Climate by Month

Temperatures in Grindavík experience a moderate degree of variance through the seasons. Days can be mild, while the cooler months tend to be cold. It also has a relatively rain/snowy climate with high levels of precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

In Grindavík, seasonal changes bring about a moderate variation in temperatures. On average, daytime temperatures range from a moderate 14°C in July to a chilly 5°C in February. Nighttime temperatures can drop, with averages reaching 0°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Grindavík has a notably wet climate with abundant precipitation, recording 1439 mm of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, September, sees around 150 mm of rainfall, perfect for those who enjoy a bit of rain now and then. The driest month, June, still receives a respectable 79 mm of rainfall.

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

Sunshine over the year

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.

Monthly hours of sunshine

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

Daily hours of sunshine

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

The best time of year to visit Grindavík in Iceland

Other facts from our historical weather data:
  • Which is the warmest month in Grindavík?
    July has an average maximum temperature of 14°C and is the warmest month of the year.
  • Which is the coldest month in Grindavík?
    The coldest month is February with an average maximum temperature of 5°C.
  • Which is the wettest month in Grindavík?
    September tops the wettest month list with 150 mm of rainfall.
  • Which is the driest month in Grindavík?
    June is the driest month with 79 mm of precipitation.
  • Which is the sunniest month in Grindavík?
    May is the sunniest month with an average of 201 hours of sunshine.

  • No idea where to travel to this year? We have a tool that recommends destinations based on your ideal conditions. Find out where to go with our weather planner.

    Forecast for Grindavík

    Thu   Nov 21
    -5°C | -9°C
    N 14 km/h
    almost clear and no rain

    almost clear and no rain

    Fri   Nov 22
    -3°C | -6°C
    NE 18 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Nov 23
    -2°C | -6°C
    N 25 km/h
    clear and no rain

    clear and no rain