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Monthly weather forecast in Mariehamn
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
30 days
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Oct
Nov
Dec
Sun
Sunday
Mon
Monday
Tue
Tuesday
Wed
Wednesday
Thu
Thursday
Fri
Friday
Sat
Saturday
29
December
+6
+2
29 December, sun
+6
+2
Feels like
−3
752 mmHg
90%
10
m/s
SW
0
Climate normal
+2
+1
29 December, Sunday. day, 6°; night, 2°; overcast
30
+2
−2
30 December, mon
+2
−2
Feels like
−7
751 mmHg
74%
7.4
m/s
W
0
Climate normal
+2
+2
30 December, Monday. day, 2°; night, -2°; partly cloudy
31
−2
−2
31 December, tue
−2
−2
Feels like
−10
753 mmHg
66%
7.1
m/s
W
0
Climate normal
+2
+2
31 December, Tuesday. day, -2°; night, -2°; overcast
1 January
0
−3
1 January, wed
0
−3
Feels like
−11
739 mmHg
89%
10.4
m/s
NE
0
Climate normal
+3
+2
1 January, Wednesday. day, 0°; night, -3°; sleet
2
−2
−3
2 January, thu
−2
−3
Feels like
−10
744 mmHg
81%
7.4
m/s
NW
0
Climate normal
0
0
2 January, Thursday. day, -2°; night, -3°; sleet
3
−2
−4
3 January, fri
−2
−4
Feels like
−12
748 mmHg
73%
9.3
m/s
W
0
Climate normal
+1
0
3 January, Friday. day, -2°; night, -4°; partly cloudy
4
−3
−3
4 January, sat
−3
−3
Feels like
−11
748 mmHg
81%
5.5
m/s
W
0
Climate normal
0
0
4 January, Saturday. day, -3°; night, -3°; partly cloudy
5
−3
−4
5 January, sun
−3
−4
Feels like
−12
749 mmHg
81%
6.9
m/s
N
0
Climate normal
−2
−2
5 January, Sunday. day, -3°; night, -4°; snow
6
−4
−4
6 January, mon
−4
−4
Feels like
−12
755 mmHg
84%
7.1
m/s
W
0
Climate normal
−1
−2
6 January, Monday. day, -4°; night, -4°; light snow
7
−1
−2
7 January, tue
−1
−2
Feels like
−10
755 mmHg
83%
8.2
m/s
NW
+3
Climate normal
0
−1
7 January, Tuesday. day, -1°; night, -2°; light snow
8
−1
−3
8 January, wed
−1
−3
Feels like
−9
757 mmHg
85%
6.3
m/s
SW
0
Climate normal
+1
−1
8 January, Wednesday. day, -1°; night, -3°; overcast
9
−2
−2
9 January, thu
−2
−2
Feels like
−11
755 mmHg
84%
9.4
m/s
SW
0
Climate normal
+2
+1
9 January, Thursday. day, -2°; night, -2°; light snow
10
0
+1
10 January, fri
0
+1
Feels like
−8
767 mmHg
84%
6.3
m/s
SE
0
Climate normal
+1
+1
10 January, Friday. day, 0°; night, 1°; light snow
11
+1
0
11 January, sat
+1
0
Feels like
−6
774 mmHg
78%
5
m/s
SE
0
Climate normal
+2
+1
11 January, Saturday. day, 1°; night, 0°; overcast
12
0
−1
12 January, sun
0
−1
Feels like
−7
775 mmHg
78%
5.9
m/s
E
0
Climate normal
+1
0
12 January, Sunday. day, 0°; night, -1°; overcast
13
−1
−1
13 January, mon
−1
−1
Feels like
−8
776 mmHg
78%
6
m/s
E
0
Climate normal
0
0
13 January, Monday. day, -1°; night, -1°; overcast
14
−1
−2
14 January, tue
−1
−2
Feels like
−8
775 mmHg
78%
6.6
m/s
E
0
Climate normal
−1
−2
14 January, Tuesday. day, -1°; night, -2°; partly cloudy
15
−1
−1
15 January, wed
−1
−1
Feels like
−9
773 mmHg
83%
6.7
m/s
E
0
Climate normal
−1
−1
15 January, Wednesday. day, -1°; night, -1°; sleet
16
−1
−2
16 January, thu
−1
−2
Feels like
−8
776 mmHg
83%
6.7
m/s
NE
0
Climate normal
+1
−1
16 January, Thursday. day, -1°; night, -2°; overcast
17
−1
−1
17 January, fri
−1
−1
Feels like
−10
777 mmHg
82%
9.2
m/s
E
0
Climate normal
0
0
17 January, Friday. day, -1°; night, -1°; sleet
18
−2
−3
18 January, sat
−2
−3
Feels like
−10
781 mmHg
78%
7.2
m/s
E
0
Climate normal
0
−1
18 January, Saturday. day, -2°; night, -3°; sleet
19
−3
−3
19 January, sun
−3
−3
Feels like
−10
782 mmHg
79%
6
m/s
NE
0
Climate normal
0
0
19 January, Sunday. day, -3°; night, -3°; partly cloudy
20
−3
−4
20 January, mon
−3
−4
Feels like
−8
785 mmHg
77%
3
m/s
W
0
Climate normal
0
0
20 January, Monday. day, -3°; night, -4°; mostly clear
21
−2
−3
21 January, tue
−2
−3
Feels like
−10
789 mmHg
75%
5.9
m/s
SE
0
Climate normal
−1
0
21 January, Tuesday. day, -2°; night, -3°; partly cloudy
22
−4
−3
22 January, wed
−4
−3
Feels like
−9
790 mmHg
72%
3.1
m/s
SW
0
Climate normal
−1
−1
22 January, Wednesday. day, -4°; night, -3°; clear
23
−2
−2
23 January, thu
−2
−2
Feels like
−9
785 mmHg
76%
4.1
m/s
SW
0
Climate normal
−1
−2
23 January, Thursday. day, -2°; night, -2°; clear
24
−1
−1
24 January, fri
−1
−1
Feels like
−11
776 mmHg
75%
10.7
m/s
SE
0
Climate normal
0
−1
24 January, Friday. day, -1°; night, -1°; clear
25
0
+1
25 January, sat
0
+1
Feels like
−9
768 mmHg
87%
8.5
m/s
S
0
Climate normal
0
−1
25 January, Saturday. day, 0°; night, 1°; partly cloudy
26
+2
+2
26 January, sun
+2
+2
Feels like
−8
767 mmHg
91%
11.2
m/s
S
+1
Climate normal
0
−1
26 January, Sunday. day, 2°; night, 2°; sleet
27
+2
+1
27 January, mon
+2
+1
Feels like
−3
772 mmHg
86%
4.8
m/s
SW
+1
Climate normal
0
−1
27 January, Monday. day, 2°; night, 1°; mostly clear
Average data for 10 years
Next, the average data for 10 years
28
0
0
28 January, tue
0
0
Feels like
−9
743 mmHg
81%
12.1
m/s
S
+1
28 January, Tuesday. day, 0°; night, 0°; overcast
29
0
−1
29 January, wed
0
−1
Feels like
−9
742 mmHg
82%
11.5
m/s
SW
+1
29 January, Wednesday. day, 0°; night, -1°; snow
30
+1
0
30 January, thu
+1
0
Feels like
−7
742 mmHg
81%
9.8
m/s
SW
+1
30 January, Thursday. day, 1°; night, 0°; overcast
31
0
−1
31 January, fri
0
−1
Feels like
−8
741 mmHg
85%
10.5
m/s
S
+1
31 January, Friday. day, 0°; night, -1°; clear
1 February
0
−1
1 February, sat
0
−1
Feels like
−8
740 mmHg
82%
10.3
m/s
S
+1
1 February, Saturday. day, 0°; night, -1°; overcast
Average for 30 days
5
sunny days
11
days with precipitation
14
cloudy days
5 sunny days; 11 days with precipitation; 14 cloudy days;
80
%
air humidity
7.1
m/s
Wind
E
15
mm of precipitation
(3% of annual average)
0
°C
Water temperature
air humidity 80%; 15 millimeters of precipitation (3% of annual average); Wind easterly 7.1 Meters per second; Water temperature 0°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
W
W
NE
NW
W
W
N
W
NW
SW
SW
SE
SE
E
E
E
E
NE
E
E
NE
W
SE
SW
SW
SE
S
S
SW
29
Average data for 10 years
30
31
1
January
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
Daytime temperature
Night-time temperature
