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.

Wednesday
7th Jan
0

-4

0

0
Thursday
8th Jan
0

-3

0

0
Friday
9th Jan
-3

-8

0

0
Saturday
10th Jan
-5

-8

7

0
Sunday
11th Jan
-3

-6

2

0

5-day weather forecast updated at 04:01 on Wednesday 7th January 2026 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 Wednesday 7th January 2026

Expect cloudy with some snow in Mariehamn, Finland with a maximum temperature of 0°C and no hours of bright sunshine. There are 5-10 cm of snow expected with 30% chance of some snow and a moderate breeze of 20 kph from the south-east.

0
°C maximum temperature
-4
°C minimum temperature
cloudy with some snow
0
hours of sunshine
0
UV index (None)
30
% chance of some snow
<10
cm of snow expected
-5
°C wind chill
20
kph wind from SE

Mariehamn weather for Thursday 8th January 2026

Expect mostly cloudy with snow in Mariehamn, Finland with a maximum temperature of 0°C and no hours of bright sunshine. There are 5-10 cm of snow expected with 68% chance of some snow and a moderate breeze of 20 kph from the south-east.

0
°C maximum temperature
-3
°C minimum temperature
mostly cloudy with snow
0
hours of sunshine
0
UV index (None)
68
% chance of some snow
<10
cm of snow expected
-5
°C wind chill
20
kph wind from SE

Mariehamn weather for Friday 9th January 2026

Expect overcast skies in Mariehamn, Finland with a maximum temperature of -3°C and no hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 18 kph from the east.

-3
°C maximum temperature
-8
°C minimum temperature
overcast skies
0
hours of sunshine
0
UV index (None)
0
cm of snow expected
-8
°C wind chill
18
kph wind from E

Mariehamn weather for Saturday 10th January 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of -5°C and 7 hours of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 20 kph from the north.

-5
°C maximum temperature
-8
°C minimum temperature
scattered clouds
7
hours of sunshine
0
UV index (None)
0
cm of snow expected
-12
°C wind chill
20
kph wind from N

Mariehamn weather for Sunday 11th January 2026

Expect mostly cloudy with light snow in Mariehamn, Finland with a maximum temperature of -3°C and 2 hours of bright sunshine. There are 2-5 cm of snow expected with 35% chance of some snow and a moderate breeze of 21 kph from the north.