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Monthly weather forecast in Helsinki
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
22
0
−1
22 December, sun
0
−1
Feels like
−7
749 mmHg
87%
8.6
m/s
SW
+4
22 December, Sunday. day, 0°; night, -1°; snow
23
−1
−2
23 December, mon
−1
−2
Feels like
−8
752 mmHg
86%
8.6
m/s
W
+4
23 December, Monday. day, -1°; night, -2°; overcast
24
−1
−2
24 December, tue
−1
−2
Feels like
−9
751 mmHg
87%
9.1
m/s
S
+4
24 December, Tuesday. day, -1°; night, -2°; snow
25
0
0
25 December, wed
0
0
Feels like
−7
749 mmHg
83%
9.5
m/s
W
+4
25 December, Wednesday. day, 0°; night, 0°; snow
26
0
−1
26 December, thu
0
−1
Feels like
−6
751 mmHg
83%
7.3
m/s
W
+4
26 December, Thursday. day, 0°; night, -1°; snow
27
0
−1
27 December, fri
0
−1
Feels like
−6
755 mmHg
86%
6.5
m/s
W
+4
27 December, Friday. day, 0°; night, -1°; snow
28
December
+4
+4
28 December, sat
+4
+4
Feels like
−2
764 mmHg
95%
3.3
m/s
SW
+2
Climate normal
−1
−1
28 December, Saturday. day, 4°; night, 4°; light rain
29
+5
+4
29 December, sun
+5
+4
Feels like
−3
751 mmHg
94%
8.9
m/s
SW
+3
Climate normal
0
−2
29 December, Sunday. day, 5°; night, 4°; light rain
30
+4
−2
30 December, mon
+4
−2
Feels like
−8
745 mmHg
75%
9.6
m/s
W
+2
Climate normal
0
−2
30 December, Monday. day, 4°; night, -2°; light rain
31
−1
−2
31 December, tue
−1
−2
Feels like
−10
747 mmHg
71%
6.9
m/s
W
+2
Climate normal
0
−2
31 December, Tuesday. day, -1°; night, -2°; mostly clear
1 January
−2
−4
1 January, wed
−2
−4
Feels like
−11
738 mmHg
83%
7.3
m/s
NE
+2
Climate normal
+1
0
1 January, Wednesday. day, -2°; night, -4°; snow
2
−4
−5
2 January, thu
−4
−5
Feels like
−10
743 mmHg
82%
4.3
m/s
NW
+1
Climate normal
−3
−3
2 January, Thursday. day, -4°; night, -5°; overcast
3
−3
−4
3 January, fri
−3
−4
Feels like
−11
744 mmHg
75%
5.4
m/s
W
+1
Climate normal
−3
−5
3 January, Friday. day, -3°; night, -4°; partly cloudy
4
−3
−7
4 January, sat
−3
−7
Feels like
−11
743 mmHg
76%
6.5
m/s
NW
0
Climate normal
−4
−4
4 January, Saturday. day, -3°; night, -7°; heavy snow
5
−6
−8
5 January, sun
−6
−8
Feels like
−14
748 mmHg
78%
5
m/s
NW
0
Climate normal
−6
−6
5 January, Sunday. day, -6°; night, -8°; partly cloudy
6
−7
−6
6 January, mon
−7
−6
Feels like
−13
754 mmHg
79%
4.8
m/s
W
0
Climate normal
−6
−7
6 January, Monday. day, -7°; night, -6°; partly cloudy
7
−1
−4
7 January, tue
−1
−4
Feels like
−7
753 mmHg
85%
4.9
m/s
SW
0
Climate normal
−5
−7
7 January, Tuesday. day, -1°; night, -4°; light snow
8
−2
−3
8 January, wed
−2
−3
Feels like
−7
757 mmHg
83%
4
m/s
W
0
Climate normal
−3
−6
8 January, Wednesday. day, -2°; night, -3°; light snow
9
+1
+1
9 January, thu
+1
+1
Feels like
−10
761 mmHg
84%
8.3
m/s
W
0
Climate normal
−1
−2
9 January, Thursday. day, 1°; night, 1°; light snow
10
+2
+2
10 January, fri
+2
+2
Feels like
−6
764 mmHg
87%
9.3
m/s
W
+1
Climate normal
−2
−3
10 January, Friday. day, 2°; night, 2°; partly cloudy
11
+2
+2
11 January, sat
+2
+2
Feels like
−5
756 mmHg
86%
6.6
m/s
SW
+1
Climate normal
−1
−2
11 January, Saturday. day, 2°; night, 2°; partly cloudy
12
+2
+1
12 January, sun
+2
+1
Feels like
−5
749 mmHg
90%
7.6
m/s
SW
+1
Climate normal
−3
−4
12 January, Sunday. day, 2°; night, 1°; sleet
13
0
−2
13 January, mon
0
−2
Feels like
−7
757 mmHg
89%
5.1
m/s
NE
0
Climate normal
−2
−3
13 January, Monday. day, 0°; night, -2°; sleet
14
−2
−2
14 January, tue
−2
−2
Feels like
−9
757 mmHg
89%
7
m/s
NE
0
Climate normal
−3
−4
14 January, Tuesday. day, -2°; night, -2°; partly cloudy
15
0
+1
15 January, wed
0
+1
Feels like
−7
750 mmHg
90%
5.8
m/s
E
0
Climate normal
−4
−4
15 January, Wednesday. day, 0°; night, 1°; sleet
16
+1
+1
16 January, thu
+1
+1
Feels like
−4
755 mmHg
90%
4.7
m/s
SW
0
Climate normal
−5
−6
16 January, Thursday. day, 1°; night, 1°; sleet
17
0
−2
17 January, fri
0
−2
Feels like
−5
757 mmHg
82%
3.6
m/s
NW
0
Climate normal
−3
−5
17 January, Friday. day, 0°; night, -2°; partly cloudy
18
+1
+1
18 January, sat
+1
+1
Feels like
−8
754 mmHg
87%
8.5
m/s
S
0
Climate normal
−4
−5
18 January, Saturday. day, 1°; night, 1°; sleet
19
−1
−3
19 January, sun
−1
−3
Feels like
−10
761 mmHg
89%
8.3
m/s
S
0
Climate normal
−3
−5
19 January, Sunday. day, -1°; night, -3°; partly cloudy
20
−2
−3
20 January, mon
−2
−3
Feels like
−9
765 mmHg
92%
7.1
m/s
S
0
Climate normal
−4
−4
20 January, Monday. day, -2°; night, -3°; partly cloudy
21
−4
−5
21 January, tue
−4
−5
Feels like
−11
765 mmHg
92%
6.4
m/s
SE
0
Climate normal
−5
−5
21 January, Tuesday. day, -4°; night, -5°; partly cloudy
22
−5
−6
22 January, wed
−5
−6
Feels like
−10
764 mmHg
89%
3.8
m/s
SE
0
Climate normal
−5
−6
22 January, Wednesday. day, -5°; night, -6°; partly cloudy
23
−4
−3
23 January, thu
−4
−3
Feels like
−9
762 mmHg
82%
1.7
m/s
E
0
Climate normal
−4
−5
23 January, Thursday. day, -4°; night, -3°; partly cloudy
24
−3
−3
24 January, fri
−3
−3
Feels like
−7
764 mmHg
86%
2.2
m/s
E
0
Climate normal
−4
−6
24 January, Friday. day, -3°; night, -3°; partly cloudy
25
−3
−3
25 January, sat
−3
−3
Feels like
−9
764 mmHg
90%
4.5
m/s
E
0
Climate normal
−3
−5
25 January, Saturday. day, -3°; night, -3°; partly cloudy
Average for 30 days
2
sunny days
12
days with precipitation
16
cloudy days
2 sunny days; 12 days with precipitation; 16 cloudy days;
85
%
air humidity
5.9
m/s
Wind
W
26
mm of precipitation
(4% of annual average)
+1
°C
Water temperature
air humidity 85%; 26 millimeters of precipitation (4% of annual average); Wind westerly 5.9 Meters per second; Water temperature +1°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
W
W
NE
NW
W
NW
NW
W
SW
W
W
W
SW
SW
NE
NE
E
SW
NW
S
S
S
SE
SE
E
E
E
SE
28
Average data for 10 years
29
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
Daytime temperature
Night-time temperature
