Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 13°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Thursday
16th Apr
13

1

3

2
Friday
17th Apr
14

3

6

2
Saturday
18th Apr
12

1

14

3
Sunday
19th Apr
9

2

8

2
Monday
20th Apr
11

1

14

3

5-day weather forecast updated at 04:00 on Thursday 16th April 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 Thursday 16th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 13°C, maximum UV of 2 (Low) and 3 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 12 kph from the north.

13
°C maximum temperature
1
°C minimum temperature
broken clouds
3
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
13
°C wind chill
12
kph wind from N

Mariehamn weather for Friday 17th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 14°C, maximum UV of 2 (Low) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 10 kph from the north.

14
°C maximum temperature
3
°C minimum temperature
broken clouds
6
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
0
no heat & humidity
10
kph wind from N

Mariehamn weather for Saturday 18th April 2026

Expect scattered clouds in Mariehamn, Finland with a maximum temperature of 12°C, maximum UV of 3 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 7 kph from the north-west.

12
°C maximum temperature
1
°C minimum temperature
scattered clouds
14
hours of sunshine
3
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
7
kph wind from NW

Mariehamn weather for Sunday 19th April 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 9°C, maximum UV of 2 (Low) and 8 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 15 kph from the south-east.

9
°C maximum temperature
2
°C minimum temperature
broken clouds
8
hours of sunshine
2
UV index (Low)
0
mm of rainfall expected
6
°C wind chill
15
kph wind from SE

Mariehamn weather for Monday 20th April 2026

Expect clear skies in Mariehamn, Finland with a maximum temperature of 11°C, maximum UV of 3 (Moderate) and 14 hours of bright sunshine. There are 0 mm of rainfall expected and a light breeze of 11 kph from the north-east.