Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 22°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Saturday
27th Jun
22

14

7

5
Sunday
28th Jun
25

17

10

6
Monday
29th Jun
25

17

16

6
Tuesday
30th Jun
20

15

15

5
Wednesday
1st Jul
22

14

4

5

5-day weather forecast updated at 04:00 on Saturday 27th June 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 27th June 2026

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 7 hours of bright sunshine. There are 0-2 mm of rainfall expected with 12% chance of some rain and a light breeze of 10 kph from the east.

22
°C maximum temperature
14
°C minimum temperature
mostly cloudy with light rain
7
hours of sunshine
5
UV index (Moderate)
12
% chance of some rain
<2
mm of rainfall expected
22
°C wind chill
10
kph wind from E

Mariehamn weather for Sunday 28th June 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 25°C, maximum UV of 6 (High) and 10 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south.

25
°C maximum temperature
17
°C minimum temperature
broken clouds
10
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from S

Mariehamn weather for Monday 29th June 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 25°C, maximum UV of 6 (High) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the west.

25
°C maximum temperature
17
°C minimum temperature
scattered clouds
16
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
20
kph wind from W

Mariehamn weather for Tuesday 30th June 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the north.

20
°C maximum temperature
15
°C minimum temperature
scattered clouds
15
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
19
kph wind from N

Mariehamn weather for Wednesday 1st July 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.