Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 0°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Monday
23rd Feb
0

-7

0

1
Tuesday
24th Feb
-2

-10

1

1
Wednesday
25th Feb
0

-11

1

1
Thursday
26th Feb
3

-2

0

0
Friday
27th Feb
3

-2

0

0

5-day weather forecast updated at 04:01 on Monday 23rd 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 Monday 23rd February 2026

Expect overcast skies in Mariehamn, Finland with a maximum temperature of 0°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 cm of snow expected and a gentle breeze of 13 kph from the south-east.

0
°C maximum temperature
-7
°C minimum temperature
overcast skies
0
hours of sunshine
1
UV index (Low)
0
cm of snow expected
-4
°C wind chill
13
kph wind from SE

Mariehamn weather for Tuesday 24th February 2026

Expect mostly cloudy with light snow in Mariehamn, Finland with a maximum temperature of -2°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0-2 cm of snow expected with 27% chance of some snow and a light breeze of 9 kph from the north-east.

-2
°C maximum temperature
-10
°C minimum temperature
mostly cloudy with light snow
1
hour of sunshine
1
UV index (Low)
27
% chance of some snow
<2
cm of snow expected
-5
°C wind chill
9
kph wind from NE

Mariehamn weather for Wednesday 25th February 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 0°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 cm of snow expected and a moderate breeze of 23 kph from the south.

0
°C maximum temperature
-11
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
cm of snow expected
-6
°C wind chill
23
kph wind from S

Mariehamn weather for Thursday 26th February 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 2-5 mm of sleet/snow expected with 43% chance of some sleet or snow and a moderate breeze of 25 kph from the south-west.

3
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
43
% chance of some sleet or snow
<5
mm of sleet/snow expected
-3
°C wind chill
25
kph wind from SW

Mariehamn weather for Friday 27th February 2026

Expect mostly cloudy with snow in Mariehamn, Finland with a maximum temperature of 3°C and no hours of bright sunshine. There are 5-10 cm of snow expected with 49% chance of some snow and a moderate breeze of 22 kph from the south-west.