Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 9°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Saturday
25th Apr
9

2

3

2
Sunday
26th Apr
7

2

11

3
Monday
27th Apr
8

2

14

3
Tuesday
28th Apr
8

2

13

2
Wednesday
29th Apr
8

2

7

3

5-day weather forecast updated at 04:00 on Friday 24th 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 cloudy with sleet or snow in Mariehamn, Finland with a maximum temperature of 9°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 2-5 mm of sleet/snow expected with 50% chance of some sleet or snow and a strong breeze of 44 kph from the north.

9
°C maximum temperature
2
°C minimum temperature
cloudy with sleet or snow
3
hours of sunshine
2
UV index (Low)
50
% chance of some sleet or snow
<5
mm of sleet/snow expected
4
°C wind chill
44
kph wind from N

Mariehamn weather for Sunday 26th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 7°C, maximum UV of 3 (Moderate) and 11 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 38 kph from the north.

7
°C maximum temperature
2
°C minimum temperature
scattered clouds
11
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
2
°C wind chill
38
kph wind from N

Mariehamn weather for Monday 27th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 14 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
14
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
4
°C wind chill
26
kph wind from N

Mariehamn weather for Tuesday 28th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 8°C, maximum UV of 2 (Low) and 13 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north.

8
°C maximum temperature
2
°C minimum temperature
scattered clouds
13
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
5
°C wind chill
29
kph wind from N

Mariehamn weather for Wednesday 29th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 8°C, maximum UV of 3 (Moderate) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.