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Stykkishólmur Climate by Month

The weather in Stykkishólmur sees moderate temperature fluctuations over the course of a year. Temperatures can be mild at the high end to roughly cold at the low end. It also has a notably wet climate with much precipitation. Let’s explore the climate details in depth to provide you with a complete overview.

Average day and night temperature

The climate in Stykkishólmur experiences moderate temperature changes, with mild shifts between seasons. Average daytime temperatures range from a moderate 14°C in July, the warmest time of the year, to a chilly 3°C during cooler months like February. At night, temperatures typically average around -2°C during these months.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Stykkishólmur experiences significant rain/snowfall throughout the year, averaging 1227 mm of precipitation annually. While rainfall varies throughout the year, each season offers its own charm. September brings wetter days averaging 135 mm of precipitation, spread over 16 rainy days.

In contrast, June experiences a drier climate, with about 63 mm of rainfall spread across 14 rainy days.

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

Sunshine over the year

Seasonal changes in sunshine hours are quite dramatic in Stykkishólmur. While May receives considerable daily sunshine with up to 6.1 hours, December marks the darkest time of the year, where sunshine is scarce with only 0.3 hours of sunlight per day.

Monthly hours of sunshine

Daily hours of sunshine

Average water temperature

The mean water temperature over the year in Stykkishólmur ranges from 5°C in January to 10°C in July.

Water temperature over the year

The best time of year to visit Stykkishólmur in Iceland

Other facts from our historical weather data:
  • Which is the warmest month in Stykkishólmur?
    July has an average maximum temperature of 14°C and is the warmest month of the year.
  • Which is the coldest month in Stykkishólmur?
    The coldest month is February with an average maximum temperature of 3°C.
  • Which is the wettest month in Stykkishólmur?
    September tops the wettest month list with 135 mm of rainfall.
  • Which is the driest month in Stykkishólmur?
    June is the driest month with 63 mm of precipitation.
  • Which is the sunniest month in Stykkishólmur?
    May is the sunniest month with an average of 182 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 Stykkishólmur

    Fri   Dec 13
    -3°C | -7°C
    N 18 km/h
    broken clouds and no rain

    broken clouds and no rain

    Sat   Dec 14
    4°C | -4°C
    SW 29 km/h
    9.1 mm
    overcast and sleet

    overcast and sleet

    Sun   Dec 15
    1°C | -5°C
    S 25 km/h
    2.7 mm
    broken clouds and snow

    broken clouds and snow