Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 5°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Saturday
28th Feb
5

-3

0

1
Sunday
1st Mar
2

-2

0

0
Monday
2nd Mar
2

-4

7

1
Tuesday
3rd Mar
3

-2

1

1
Wednesday
4th Mar
5

-2

7

1

5-day weather forecast updated at 04:01 on Saturday 28th 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 Saturday 28th February 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 5°C, maximum UV of 1 (Low) and no hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the west.

5
°C maximum temperature
-3
°C minimum temperature
broken clouds
0
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
2
°C wind chill
11
kph wind from W

Mariehamn weather for Sunday 1st March 2026

Expect cloudy with sleet or snow in Mariehamn, Finland with a maximum temperature of 2°C and no hours of bright sunshine. There are 5-10 mm of sleet/snow expected with 62% chance of some sleet or snow and a gentle breeze of 15 kph from the north-west.

2
°C maximum temperature
-2
°C minimum temperature
cloudy with sleet or snow
0
hours of sunshine
0
UV index (None)
62
% chance of some sleet or snow
<10
mm of sleet/snow expected
-2
°C wind chill
15
kph wind from NW

Mariehamn weather for Monday 2nd March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 2°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the north-west.

2
°C maximum temperature
-4
°C minimum temperature
broken clouds
7
hours of sunshine
1
UV index (Low)
0
mm of rainfall expected
-2
°C wind chill
17
kph wind from NW

Mariehamn weather for Tuesday 3rd March 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 3°C, maximum UV of 1 (Low) and 1 hour of bright sunshine. There are 0 mm of rainfall expected and a moderate breeze of 22 kph from the south-west.

3
°C maximum temperature
-2
°C minimum temperature
broken clouds
1
hour of sunshine
1
UV index (Low)
0
mm of rainfall expected
-1
°C wind chill
22
kph wind from SW

Mariehamn weather for Wednesday 4th March 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 5°C, maximum UV of 1 (Low) and 7 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 19 kph from the west.