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Mosfellsbær Climate by Month

Mosfellsbær experiences great temperature shifts. The city's weather can transition from mild days to cold weather. It also has a relatively rain/snowy climate with high levels of precipitation. Now, let’s explore all the climate details to give you a full picture.

Average day and night temperature

The climate in Mosfellsbær is known for significant temperature differences throughout the year, making the weather dynamic. On average, daytime temperatures range from a moderate 16°C in July to a chilly 3°C in February. Nighttime temperatures can drop, with averages reaching -4°C in February.

The mean minimum and maximum temperatures throughout the year

Precipitation and rainy days

Mosfellsbær has a notably wet climate with abundant precipitation, recording 1480 mm of rain/snowfall per year. The amount of precipitation varies moderately throughout the year. The wettest month, February, sees around 154 mm of snow/rainfall, perfect for those who enjoy a bit of snow/rain now and then. The driest month, June, still receives a respectable 89 mm of rainfall.

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

Sunshine over the year

In Mosfellsbær, 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 (10 KM, 6 Miles).

Daily hours of sunshine

Data from: Reykjavík, Iceland (10 KM, 6 Miles).

Average water temperature

The mean water temperature over the year in Mosfellsbær ranges from 6°C in January to 11°C in July.

Water temperature over the year

Data from: Reykjavík, Iceland (10 KM, 6 Miles).

The best time of year to visit Mosfellsbær in Iceland

Other facts from our historical weather data:
  • Which is the warmest month in Mosfellsbær?
    July has an average maximum temperature of 16°C and is the warmest month of the year.
  • Which is the coldest month in Mosfellsbær?
    The coldest month is February with an average maximum temperature of 3°C.
  • Which is the wettest month in Mosfellsbær?
    February tops the wettest month list with 154 mm of rainfall.
  • Which is the driest month in Mosfellsbær?
    June is the driest month with 89 mm of precipitation.
  • Which is the sunniest month in Mosfellsbær?
    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 Mosfellsbær

    Thu   Nov 21
    -8°C | -13°C
    E 11 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Fri   Nov 22
    -5°C | -9°C
    E 14 km/h
    partly cloudy and no rain

    partly cloudy and no rain

    Sat   Nov 23
    -6°C | -10°C
    NE 14 km/h
    almost clear and no rain

    almost clear and no rain