Mariehamn (Finland) weather
Find a forecast
Forecast days
-
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 22 degrees Celsius; Minimum nighttime temperature: 15 degrees Celsius; -
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 24 degrees Celsius; Minimum nighttime temperature: 16 degrees Celsius;
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius; -
Maximum daytime temperature: 18° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 18 degrees Celsius; Minimum nighttime temperature: 13 degrees Celsius;
-
Maximum daytime temperature: 17° Celsius; Minimum nighttime temperature: 12° Celsius;
Maximum daytime temperature: 17 degrees Celsius; Minimum nighttime temperature: 12 degrees Celsius;
Sunny.
Sunrise:
Sunset:
H UV
No pollution data.
No pollen data.
7 day forecast for Mariehamn
Friday (18 June 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
13°
|
12°
|
12°
|
11°
|
11°
|
11°
|
12°
|
14°
|
15°
|
17°
|
18°
|
19°
|
20°
|
20°
|
21°
|
21°
|
21°
|
21°
|
21°
|
20°
|
19°
|
17°
|
16°
|
16°
|
| Feels like temperature (°C) |
11°
|
11°
|
10°
|
10°
|
10°
|
10°
|
11°
|
13°
|
15°
|
17°
|
18°
|
19°
|
20°
|
21°
|
21°
|
21°
|
20°
|
20°
|
19°
|
18°
|
17°
|
16°
|
14°
|
14°
|
| Wind direction and speed |
WNW
7
|
NW
7
|
NW
8
|
NW
8
|
NNW
7
|
NNW
6
|
NNW
6
|
NNW
5
|
NNW
4
|
NW
4
|
WNW
4
|
W
4
|
WSW
5
|
SW
6
|
SW
7
|
SSW
8
|
SSW
9
|
S
10
|
S
11
|
S
12
|
S
12
|
S
12
|
S
12
|
S
13
|
| Wind gust (mph) |
10
|
11
|
10
|
10
|
10
|
9
|
9
|
8
|
8
|
8
|
9
|
11
|
12
|
14
|
15
|
17
|
18
|
19
|
19
|
19
|
19
|
19
|
19
|
20
|
| Visibility |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
87%
|
87%
|
87%
|
87%
|
87%
|
88%
|
86%
|
84%
|
84%
|
83%
|
80%
|
78%
|
76%
|
74%
|
72%
|
68%
|
67%
|
70%
|
74%
|
81%
|
84%
|
85%
|
85%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 |
Saturday (19 June 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
15°
|
16°
|
16°
|
15°
|
15°
|
15°
|
16°
|
17°
|
18°
|
20°
|
21°
|
22°
|
23°
|
23°
|
23°
|
23°
|
23°
|
22°
|
21°
|
20°
|
20°
|
19°
|
18°
|
17°
|
| Feels like temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
14°
|
14°
|
16°
|
17°
|
19°
|
20°
|
22°
|
22°
|
22°
|
22°
|
21°
|
20°
|
19°
|
18°
|
17°
|
17°
|
16°
|
15°
|
15°
|
| Wind direction and speed (mph) |
SSW
13
|
SSW
14
|
SSW
13
|
SSW
13
|
SSW
12
|
SSW
12
|
SSW
12
|
SSW
10
|
SSW
10
|
SSW
11
|
SSW
11
|
SSW
12
|
SSW
14
|
SSW
15
|
SSW
17
|
SSW
17
|
SSW
19
|
SSW
19
|
SSW
19
|
SSW
18
|
SSW
17
|
SSW
17
|
SSW
17
|
SSW
17
|
| Wind gust (mph) |
21
|
21
|
20
|
20
|
19
|
18
|
17
|
17
|
17
|
19
|
21
|
23
|
25
|
28
|
30
|
31
|
31
|
31
|
30
|
30
|
28
|
27
|
27
|
27
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
85%
|
85%
|
85%
|
85%
|
86%
|
89%
|
92%
|
92%
|
90%
|
87%
|
85%
|
85%
|
85%
|
85%
|
83%
|
82%
|
81%
|
83%
|
84%
|
85%
|
85%
|
86%
|
86%
|
87%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 |
Sunday (20 June 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
30%
|
30%
|
40%
|
30%
|
20%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
17°
|
17°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
21°
|
21°
|
20°
|
20°
|
20°
|
19°
|
17°
|
16°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
18°
|
18°
|
19°
|
19°
|
19°
|
20°
|
20°
|
20°
|
20°
|
20°
|
18°
|
16°
|
15°
|
| Wind direction and speed (mph) |
SSW
17
|
SSW
16
|
SW
15
|
SW
15
|
SW
14
|
SW
13
|
SW
13
|
WSW
13
|
WSW
13
|
W
13
|
W
13
|
WNW
12
|
WNW
11
|
WNW
11
|
NW
10
|
NW
10
|
NW
9
|
NW
8
|
NW
6
|
SW
6
|
SW
6
|
SW
7
|
SW
7
|
WSW
7
|
| Wind gust (mph) |
26
|
25
|
24
|
22
|
21
|
19
|
19
|
19
|
20
|
20
|
21
|
21
|
21
|
19
|
19
|
18
|
17
|
15
|
12
|
11
|
11
|
10
|
11
|
12
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
87%
|
90%
|
91%
|
93%
|
94%
|
95%
|
95%
|
94%
|
93%
|
88%
|
84%
|
81%
|
77%
|
76%
|
76%
|
75%
|
74%
|
75%
|
77%
|
77%
|
76%
|
78%
|
82%
|
83%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 |
Monday (21 June 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
15°
|
14°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
16°
|
16°
|
17°
|
17°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
16°
|
15°
|
14°
|
| Feels like temperature (°C) |
14°
|
13°
|
13°
|
13°
|
12°
|
12°
|
13°
|
13°
|
14°
|
14°
|
14°
|
14°
|
14°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
16°
|
15°
|
13°
|
12°
|
| Wind direction and speed (mph) |
WSW
8
|
W
8
|
W
8
|
WNW
8
|
NW
8
|
NW
9
|
NNW
9
|
NNW
9
|
N
10
|
N
12
|
N
12
|
NNW
12
|
NNW
12
|
NNW
12
|
NNW
12
|
NNW
11
|
NNW
10
|
NNW
10
|
NW
9
|
NW
8
|
WNW
7
|
W
7
|
W
7
|
W
8
|
| Wind gust (mph) |
12
|
12
|
12
|
12
|
13
|
14
|
15
|
18
|
20
|
21
|
21
|
22
|
22
|
22
|
22
|
21
|
19
|
18
|
16
|
14
|
12
|
10
|
11
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
82%
|
84%
|
83%
|
82%
|
82%
|
81%
|
81%
|
77%
|
71%
|
66%
|
63%
|
63%
|
62%
|
63%
|
61%
|
62%
|
62%
|
62%
|
64%
|
65%
|
65%
|
72%
|
73%
|
75%
|
| UV | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 3 | 4 | 5 | 6 | 6 | 6 | 5 | 4 | 3 | 2 | 1 | 1 | 1 | 1 | 1 |
Tuesday (22 June 2026)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
 |
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
13°
|
13°
|
15°
|
16°
|
16°
|
17°
|
15°
|
| Feels like temperature (°C) |
12°
|
12°
|
11°
|
11°
|
12°
|
14°
|
14°
|
14°
|
15°
|
14°
|
| Wind direction and speed (mph) |
W
8
|
W
8
|
W
8
|
W
8
|
NW
7
|
NNW
7
|
NW
9
|
WNW
10
|
WSW
9
|
S
8
|
| Wind gust (mph) |
10
|
10
|
11
|
12
|
13
|
16
|
19
|
19
|
17
|
14
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
76%
|
76%
|
77%
|
76%
|
77%
|
69%
|
67%
|
62%
|
66%
|
69%
|
| UV | - | - | - | - | 1 | 2 | 5 | 5 | 2 | 1 |
Wednesday (23 June 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
|
|
| Chance of precipitation |
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
20%
|
| Temperature (°C) |
13°
|
13°
|
13°
|
15°
|
17°
|
17°
|
17°
|
15°
|
| Feels like temperature (°C) |
11°
|
11°
|
11°
|
13°
|
14°
|
15°
|
15°
|
13°
|
| Wind direction and speed (mph) |
S
9
|
S
10
|
S
10
|
S
12
|
S
13
|
SSE
13
|
S
12
|
NNE
10
|
| Wind gust (mph) |
16
|
15
|
20
|
22
|
24
|
22
|
21
|
17
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
78%
|
82%
|
82%
|
82%
|
75%
|
73%
|
76%
|
80%
|
| UV | - | - | 1 | 2 | 4 | 4 | 2 | 1 |
Thursday (24 June 2026)
| Time |
00:00
|
03:00
|
06:00
|
09:00
|
12:00
|
15:00
|
18:00
|
21:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
14°
|
13°
|
14°
|
15°
|
16°
|
16°
|
16°
|
15°
|
| Feels like temperature (°C) |
12°
|
11°
|
12°
|
13°
|
13°
|
13°
|
13°
|
13°
|
| Wind direction and speed (mph) |
NW
11
|
NW
11
|
NW
12
|
NW
12
|
NW
13
|
NW
13
|
NW
11
|
NW
9
|
| Wind gust (mph) |
18
|
19
|
21
|
23
|
25
|
23
|
23
|
17
|
| Visibility (description) |
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
84%
|
82%
|
84%
|
81%
|
73%
|
66%
|
66%
|
71%
|
| UV | - | - | 1 | 3 | 5 | 5 | 2 | 1 |
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Forecast for 1am (UTC+3) Friday
Updated 13:20 (UTC+1) on Thu 18 Jun 2026
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