Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 3°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Sunday
15th Mar
3

0

0

0
Monday
16th Mar
4

-1

4

2
Tuesday
17th Mar
4

0

4

1
Wednesday
18th Mar
6

1

4

1
Thursday
19th Mar
7

1

4

1

5-day weather forecast updated at 04:01 on Sunday 15th March 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 Sunday 15th March 2026

Expect cloudy with sleet or snow in Mariehamn, Finland with a maximum temperature of 3°C and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 91% chance of some sleet or snow and a gentle breeze of 14 kph from the south-west.

3
°C maximum temperature
0
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
91
% chance of some sleet or snow
<10
mm of sleet/snow expected
-1
°C wind chill
14
kph wind from SW

Mariehamn weather for Monday 16th March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 4°C, maximum UV of 2 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

4
°C maximum temperature
-1
°C minimum temperature
broken clouds
4
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
17
kph wind from S

Mariehamn weather for Tuesday 17th March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 4°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 20 kph from the south.

4
°C maximum temperature
0
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
0
°C wind chill
20
kph wind from S

Mariehamn weather for Wednesday 18th March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 6°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 26 kph from the south-west.

6
°C maximum temperature
1
°C minimum temperature
broken clouds
4
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
26
kph wind from SW

Mariehamn weather for Thursday 19th March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 7°C, maximum UV of 1 (Low) and 4 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the west.