Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 28°F. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Tuesday
24th Feb
28

12

1

1
Wednesday
25th Feb
32

14

1

1
Thursday
26th Feb
37

28

0

1
Friday
27th Feb
39

30

0

0
Saturday
28th Feb
39

27

2

1

5-day weather forecast updated at 04:01 on Tuesday 24th February 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 24th February 2026

Expect mostly cloudy with light snow in Mariehamn, Finland with a maximum temperature of 28°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 10% chance of some snow and a light breeze of 6 mph from the north.

28
°F maximum temperature
12
°F minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
10
% chance of some snow
<2
cm of snow expected
23
°F wind chill
6
mph wind from N

Mariehamn weather for Wednesday 25th February 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 32°F, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 15 mph from the south.

32
°F maximum temperature
14
°F minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
cm of snow expected
21
°F wind chill
15
mph wind from S

Mariehamn weather for Thursday 26th February 2026

Expect cloudy with sleet or snow in Mariehamn, Finland with a maximum temperature of 37°F, maximum UV of 1 (Low) and no hours of bright sunshine. There are 10-20 mm of sleet/snow expected with 72% chance of some sleet or snow and a moderate breeze of 17 mph from the south-west.

37
°F maximum temperature
28
°F minimum temperature
cloudy with sleet or snow
0
hours of sunshine
1
UV index (Low)
72
% chance of some sleet or snow
<20
mm of sleet/snow expected
27
°F wind chill
17
mph wind from SW

Mariehamn weather for Friday 27th February 2026

Expect overcast with light snow in Mariehamn, Finland with a maximum temperature of 39°F and no hours of bright sunshine. There are 0-2 cm of snow expected with 48% chance of some snow and a moderate breeze of 14 mph from the south-west.

39
°F maximum temperature
30
°F minimum temperature
overcast with light snow
0
hours of sunshine
0
UV index (None)
48
% chance of some snow
<2
cm of snow expected
30
°F wind chill
14
mph wind from SW

Mariehamn weather for Saturday 28th February 2026

Expect cloudy with sleet or snow in Mariehamn, Finland with a maximum temperature of 39°F, maximum UV of 1 (Low) and 2 hours of bright sunshine. There are 0-2 mm of sleet/snow expected with 24% chance of some sleet or snow and a moderate breeze of 12 mph from the south-west.