Mariehamn weather live forecast

Today's maximum temperature in Mariehamn is expected to be 17°C. Select a day from the live weather forecast for Mariehamn, Finland for more weather parameters.

Friday
12th Jun
17

11

14

4
Saturday
13th Jun
16

11

6

5
Sunday
14th Jun
14

11

6

4
Monday
15th Jun
15

11

6

4
Tuesday
16th Jun
15

10

2

3

5-day weather forecast updated at 04:00 on Friday 12th June 2026 GMT

More about Mariehamn

Mariehamn by month

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec

Recommended for Finland

TUI: Top deals & discounts on 2026/2027 holidays

Sale

Explore latest special offers & online deals from TUI
Free child places & £0 deposits with direct debit available
Book summer & winter sun holidays in 2026/2027

Go to TUI deal >>

View all TUI offers

TUI deal finder

Destination

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 Friday 12th June 2026

Expect sunshine and showers in Mariehamn, Finland with a maximum temperature of 17°C, maximum UV of 4 (Moderate) and 14 hours of bright sunshine. There are 5-10 mm of rainfall expected with 10% chance of some rain and a moderate breeze of 22 kph from the south-west.

17
°C maximum temperature
11
°C minimum temperature
sunshine and showers
14
hours of sunshine
4
UV index (Moderate)
10
% chance of some rain
<10
mm of rainfall expected
17
°C wind chill
22
kph wind from SW

Mariehamn weather for Saturday 13th June 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 16°C, maximum UV of 5 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 17 kph from the south.

16
°C maximum temperature
11
°C minimum temperature
broken clouds
6
hours of sunshine
5
UV index (Moderate)
0
mm of rainfall expected
16
°C wind chill
17
kph wind from S

Mariehamn weather for Sunday 14th June 2026

Expect mostly cloudy with rain in Mariehamn, Finland with a maximum temperature of 14°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 10-20 mm of rainfall expected with 68% chance of some rain and a moderate breeze of 22 kph from the west.

14
°C maximum temperature
11
°C minimum temperature
mostly cloudy with rain
6
hours of sunshine
4
UV index (Moderate)
68
% chance of some rain
<20
mm of rainfall expected
14
°C wind chill
22
kph wind from W

Mariehamn weather for Monday 15th June 2026

Expect broken clouds in Mariehamn, Finland with a maximum temperature of 15°C, maximum UV of 4 (Moderate) and 6 hours of bright sunshine. There are 0 mm of rainfall expected and a gentle breeze of 16 kph from the north.

15
°C maximum temperature
11
°C minimum temperature
broken clouds
6
hours of sunshine
4
UV index (Moderate)
0
mm of rainfall expected
0
no heat & humidity
16
kph wind from N

Mariehamn weather for Tuesday 16th June 2026

Expect mostly cloudy with light rain in Mariehamn, Finland with a maximum temperature of 15°C, maximum UV of 3 (Moderate) and 2 hours of bright sunshine. There are 0-2 mm of rainfall expected with 29% chance of some rain and a moderate breeze of 22 kph from the north-west.