Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 0°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

5-day weather forecast updated at 04:01 on Tuesday 30th December 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 Tuesday 30th December 2025

Expect mostly cloudy with light snow in Mariehamn, Finland with a maximum temperature of 0°C and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 48% chance of some snow and a strong breeze of 39 kph from the north.

  • 0°C maximum temperature0
    °C maximum temperature
  • -2°C minimum temperature-2
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 2 hours of bright sunshine2
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 48% chance of some snow48
    % chance of some snow
  • 2-5 cm of snow expected<5
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Strong breeze of 39 kph from the North39
    kph wind from N

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Mariehamn weather for Wednesday 31st December 2025

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of -2°C and 5 hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 13 kph from the north.

  • -2°C maximum temperature-2
    °C maximum temperature
  • -4°C minimum temperature-4
    °C minimum temperature
  • Scattered clouds
    scattered clouds
  • 5 hours of bright sunshine5
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 0 cm of snow expected0
    cm of snow expected
  • -6°C wind chill-6
    °C wind chill
  • Gentle breeze of 13 kph from the North13
    kph wind from N

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Mariehamn weather for Thursday 1st January 2026

Expect overcast with light snow in Mariehamn, Finland with a maximum temperature of 0°C and no hours of bright sunshine. There are 10-20 cm of snow expected with 85% chance of some snow and a fresh breeze of 37 kph from the south-east.

  • 0°C maximum temperature0
    °C maximum temperature
  • -3°C minimum temperature-3
    °C minimum temperature
  • Overcast with light snow
    overcast with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 85% chance of some snow85
    % chance of some snow
  • 10-20 cm of snow expected<20
    cm of snow expected
  • -7°C wind chill-7
    °C wind chill
  • Fresh breeze of 37 kph from the South-East37
    kph wind from SE

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Mariehamn weather for Friday 2nd January 2026

Expect overcast with light snow in Mariehamn, Finland with a maximum temperature of -1°C and no hours of bright sunshine. There are 5-10 cm of snow expected with 85% chance of some snow and a fresh breeze of 34 kph from the north-east.

  • -1°C maximum temperature-1
    °C maximum temperature
  • -5°C minimum temperature-5
    °C minimum temperature
  • Overcast with light snow
    overcast with light snow
  • No hours of bright sunshine0
    hours of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 85% chance of some snow85
    % chance of some snow
  • 5-10 cm of snow expected<10
    cm of snow expected
  • -8°C wind chill-8
    °C wind chill
  • Fresh breeze of 34 kph from the North-East34
    kph wind from NE

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Mariehamn weather for Saturday 3rd January 2026

Expect mostly cloudy with light snow in Mariehamn, Finland with a maximum temperature of -3°C and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 47% chance of some snow and a moderate breeze of 28 kph from the north-east.

  • -3°C maximum temperature-3
    °C maximum temperature
  • -6°C minimum temperature-6
    °C minimum temperature
  • Mostly cloudy with light snow
    mostly cloudy with light snow
  • 1 hour of bright sunshine1
    hour of sunshine
  • No UV (maximum) index0
    UV index (None)
  • 47% chance of some snow47
    % chance of some snow
  • 0-2 cm of snow expected<2
    cm of snow expected
  • -11°C wind chill-11
    °C wind chill
  • Moderate breeze of 28 kph from the North-East28
    kph wind from NE

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Metric (°C / mm)  |  Imperial (°F / inches)

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