Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 10°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Saturday
25th Apr
10

1

6

3
Sunday
26th Apr
8

2

12

3
Monday
27th Apr
7

3

12

3
Tuesday
28th Apr
8

2

15

3
Wednesday
29th Apr
10

2

15

3

5-day weather forecast updated at 04:00 on Saturday 25th 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 Saturday 25th April 2026

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 6 hours of bright sunshine. There are 0-2 mm of rainfall expected with 14% chance of some rain and a fresh breeze of 37 kph from the north.

10
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
6
hours of sunshine
3
UV index (Moderate)
14
% chance of some rain
<2
mm of rainfall expected
6
°C wind chill
37
kph wind from N

Mariehamn weather for Sunday 26th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 34 kph from the north-west.

8
°C maximum temperature
2
°C minimum temperature
scattered clouds
12
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
34
kph wind from NW

Mariehamn weather for Monday 27th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 7°C, maximum UV of 3 (Moderate) and 12 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 27 kph from the north-west.

7
°C maximum temperature
3
°C minimum temperature
scattered clouds
12
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
3
°C wind chill
27
kph wind from NW

Mariehamn weather for Tuesday 28th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the north.

8
°C maximum temperature
2
°C minimum temperature
scattered clouds
15
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
5
°C wind chill
26
kph wind from N

Mariehamn weather for Wednesday 29th April 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north.