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.

Friday
24th Apr
10

4

8

3
Saturday
25th Apr
9

1

2

3
Sunday
26th Apr
7

2

12

3
Monday
27th Apr
8

2

13

3
Tuesday
28th Apr
9

2

9

3

5-day weather forecast updated at 04:00 on Thursday 23rd 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 Friday 24th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 10°C, maximum UV of 3 (Moderate) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 23 kph from the north-west.

10
°C maximum temperature
4
°C minimum temperature
broken clouds
8
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
23
kph wind from NW

Mariehamn weather for Saturday 25th April 2026

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 34% chance of some rain and a strong breeze of 41 kph from the north.

9
°C maximum temperature
1
°C minimum temperature
mostly cloudy with light rain
2
hours of sunshine
3
UV index (Moderate)
34
% chance of some rain
<2
mm of rainfall expected
4
°C wind chill
41
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 12 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 35 kph from the north.

7
°C maximum temperature
2
°C minimum temperature
scattered clouds
12
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
2
°C wind chill
35
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 13 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 25 kph from the north.

8
°C maximum temperature
2
°C minimum temperature
scattered clouds
13
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
5
°C wind chill
25
kph wind from N

Mariehamn weather for Tuesday 28th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 9°C, maximum UV of 3 (Moderate) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a fresh breeze of 29 kph from the north.