Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 4°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Sunday
5th Apr
4

1

4

1
Monday
6th Apr
5

2

2

0
Tuesday
7th Apr
5

2

5

1
Wednesday
8th Apr
6

2

11

2
Thursday
9th Apr
4

0

14

2

5-day weather forecast updated at 04:00 on Sunday 5th April 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 Sunday 5th April 2026

Expect mostly cloudy with rain in Mariehamn, Finland with a maximum temperature of 4°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 5-10 mm of rainfall expected with 96% chance of some rain and a fresh breeze of 36 kph from the south.

4
°C maximum temperature
1
°C minimum temperature
mostly cloudy with rain
4
hours of sunshine
1
UV index (Low)
96
% chance of some rain
<10
mm of rainfall expected
-1
°C wind chill
36
kph wind from S

Mariehamn weather for Monday 6th April 2026

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 5°C and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 57% chance of some rain and a fresh breeze of 34 kph from the north-west.

5
°C maximum temperature
2
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
0
UV index (None)
57
% chance of some rain
<2
mm of rainfall expected
0
°C wind chill
34
kph wind from NW

Mariehamn weather for Tuesday 7th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 5°C, maximum UV of 1 (Low) and 5 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 31 kph from the north.

5
°C maximum temperature
2
°C minimum temperature
broken clouds
5
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
31
kph wind from N

Mariehamn weather for Wednesday 8th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 2 (Low) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

6
°C maximum temperature
2
°C minimum temperature
scattered clouds
11
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
3
°C wind chill
19
kph wind from N

Mariehamn weather for Thursday 9th April 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 4°C, maximum UV of 2 (Low) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 13 kph from the south-east.