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.

Tuesday
14th Jul
22

13

16

5
Wednesday
15th Jul
23

14

14

5
Thursday
16th Jul
23

15

15

6
Friday
17th Jul
22

16

9

6
Saturday
18th Jul
20

15

1

4

5-day weather forecast updated at 04:00 on Tuesday 14th 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 Tuesday 14th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 22°C, maximum UV of 5 (Moderate) and 16 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north.

22
°C maximum temperature
13
°C minimum temperature
scattered clouds
16
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
22
°C wind chill
14
kph wind from N

Mariehamn weather for Wednesday 15th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 23°C, maximum UV of 5 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 14 kph from the north-west.

23
°C maximum temperature
14
°C minimum temperature
scattered clouds
14
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
23
°C wind chill
14
kph wind from NW

Mariehamn weather for Thursday 16th July 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 23°C, maximum UV of 6 (High) and 15 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the south.

23
°C maximum temperature
15
°C minimum temperature
scattered clouds
15
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from S

Mariehamn weather for Friday 17th July 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 22°C, maximum UV of 6 (High) and 9 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 18 kph from the south.

22
°C maximum temperature
16
°C minimum temperature
broken clouds
9
hours of sunshine
6
UV index (High)
0
mm of rainfall expected
0
no heat & humidity
18
kph wind from S

Mariehamn weather for Saturday 18th July 2026

Expect mostly cloudy with rain in Mariehamn, Finland with a maximum temperature of 20°C, maximum UV of 4 (Moderate) and 1 hour of bright sunshine. There are 10-20 mm of rainfall expected with 45% chance of some rain and a moderate breeze of 20 kph from the north.