Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 6°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Tuesday
31st Mar
6

1

4

2
Wednesday
1st Apr
6

0

13

3
Thursday
2nd Apr
6

2

0

1
Friday
3rd Apr
6

2

0

1
Saturday
4th Apr
6

1

0

1

5-day weather forecast updated at 04:01 on Tuesday 31st March 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 Tuesday 31st March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

6
°C maximum temperature
1
°C minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
18
kph wind from S

Mariehamn weather for Wednesday 1st April 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 3 (Moderate) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the south-west.

6
°C maximum temperature
0
°C minimum temperature
clear skies
13
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
2
°C wind chill
23
kph wind from SW

Mariehamn weather for Thursday 2nd April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the south-west.

6
°C maximum temperature
2
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
16
kph wind from SW

Mariehamn weather for Friday 3rd April 2026

Expect overcast with light rain in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 2-5 mm of rainfall expected with 26% chance of some rain and a light breeze of 11 kph from the north.

6
°C maximum temperature
2
°C minimum temperature
overcast with light rain
0
hours of sunshine
1
UV index (Low)
26
% chance of some rain
<5
mm of rainfall expected
3
°C wind chill
11
kph wind from N

Mariehamn weather for Saturday 4th April 2026

Expect overcast skies in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.