Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 20°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Monday
13th Jul
20

15

17

5
Tuesday
14th Jul
23

14

17

5
Wednesday
15th Jul
22

14

15

5
Thursday
16th Jul
23

16

18

6
Friday
17th Jul
23

15

16

5

5-day weather forecast updated at 04:00 on Monday 13th July 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 Monday 13th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 20°C, maximum UV of 5 (Moderate) and 17 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 24 kph from the north.

20
°C maximum temperature
15
°C minimum temperature
scattered clouds
17
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
24
kph wind from N

Mariehamn weather for Tuesday 14th July 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 17 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north.

23
°C maximum temperature
14
°C minimum temperature
clear skies
17
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
15
kph wind from N

Mariehamn weather for Wednesday 15th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the north-west.

22
°C maximum temperature
14
°C minimum temperature
scattered clouds
15
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
15
kph wind from NW

Mariehamn weather for Thursday 16th July 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 23°C, maximum UV of 6 (High) and 18 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north.

23
°C maximum temperature
16
°C minimum temperature
clear skies
18
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
11
kph wind from N

Mariehamn weather for Friday 17th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.