Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 59°F. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

5-day weather forecast updated at 04:01 on Sunday 17th August 2025 GMT

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The 5-day weather forecast for Finland (Mariehamn) is provided by the Swiss meteorological agency, meteoblue. Find out more about our data sources.

Mariehamn weather forecast by day

Below are the detailed weather forecasts for Mariehamn for the next 5 days.

Mariehamn weather for Sunday 17th August 2025

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 59°F, maximum UV of 2 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 30% chance of some rain and a fresh breeze of 23 mph from the north.

  • 59°F maximum temperature59
    °F maximum temperature
  • 52°F minimum temperature52
    °F minimum temperature
  • Mostly cloudy with light rain
    mostly cloudy with light rain
  • No hours of bright sunshine0
    hours of sunshine
  • UV (maximum) index 2 (Low)2
    UV index (Low)
  • 30% chance of some rain30
    % chance of some rain
  • 2-5 mm of rainfall expected<5
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Fresh breeze of 23 mph from the North23
    mph wind from N

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Mariehamn weather for Monday 18th August 2025

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 66°F, maximum UV of 4 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 11 mph from the north-west.

  • 66°F maximum temperature66
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 9 hours of bright sunshine9
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 66°F wind chill66
    °F wind chill
  • Gentle breeze of 11 mph from the North-West11
    mph wind from NW

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Mariehamn weather for Tuesday 19th August 2025

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 61°F, maximum UV of 3 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 14 mph from the north.

  • 61°F maximum temperature61
    °F maximum temperature
  • 54°F minimum temperature54
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 4 hours of bright sunshine4
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • No heat & humidity0
    no heat & humidity
  • Moderate breeze of 14 mph from the North14
    mph wind from N

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Mariehamn weather for Wednesday 20th August 2025

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 61°F, maximum UV of 4 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 13 mph from the north-west.

  • 61°F maximum temperature61
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Broken clouds
    broken clouds
  • 8 hours of bright sunshine8
    hours of sunshine
  • UV (maximum) index 4 (Moderate)4
    UV index (Moderate)
  • 0 mm of rainfall expected0
    mm of rainfall expected
  • 61°F wind chill61
    °F wind chill
  • Moderate breeze of 13 mph from the North-West13
    mph wind from NW

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Mariehamn weather for Thursday 21st August 2025

Expect sunshine and showers in Mariehamn, Finland with a maximum temperature of 59°F, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 49% chance of some rain and a gentle breeze of 10 mph from the north-west.

  • 59°F maximum temperature59
    °F maximum temperature
  • 50°F minimum temperature50
    °F minimum temperature
  • Sunshine and showers
    sunshine and showers
  • 6 hours of bright sunshine6
    hours of sunshine
  • UV (maximum) index 3 (Moderate)3
    UV index (Moderate)
  • 49% chance of some rain49
    % chance of some rain
  • 0-2 mm of rainfall expected<2
    mm of rainfall expected
  • 59°F wind chill59
    °F wind chill
  • Gentle breeze of 10 mph from the North-West10
    mph wind from NW

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Metric (°C)  |  Imperial (°F)

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