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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
December
+5
+6
25 December, wed
+5
+6
Feels like
−1
762 mmHg
95%
6.2
m/s
SW
+2
Climate normal
0
0
25 December, Wednesday. day, 5°; night, 6°; light rain
26
+6
+1
26 December, thu
+6
+1
Feels like
0
765 mmHg
91%
5.3
m/s
SW
+2
Climate normal
0
−1
26 December, Thursday. day, 6°; night, 1°; light rain
27
+3
+1
27 December, fri
+3
+1
Feels like
−1
769 mmHg
88%
1.7
m/s
E
+2
Climate normal
0
−1
27 December, Friday. day, 3°; night, 1°; partly cloudy
28
+4
+5
28 December, sat
+4
+5
Feels like
−3
764 mmHg
95%
4.4
m/s
SW
+2
Climate normal
−1
−1
28 December, Saturday. day, 4°; night, 5°; light rain
29
+5
+2
29 December, sun
+5
+2
Feels like
−3
749 mmHg
89%
9.5
m/s
SW
+2
Climate normal
0
−2
29 December, Sunday. day, 5°; night, 2°; rain
30
+2
−2
30 December, mon
+2
−2
Feels like
−7
745 mmHg
77%
8.7
m/s
W
+2
Climate normal
0
−2
30 December, Monday. day, 2°; night, -2°; partly cloudy
31
−2
−3
31 December, tue
−2
−3
Feels like
−9
747 mmHg
77%
5.8
m/s
W
+2
Climate normal
0
−2
31 December, Tuesday. day, -2°; night, -3°; clear
1 January
−2
−4
1 January, wed
−2
−4
Feels like
−10
746 mmHg
80%
5.5
m/s
W
+2
Climate normal
+1
0
1 January, Wednesday. day, -2°; night, -4°; snow
2
−4
−5
2 January, thu
−4
−5
Feels like
−10
747 mmHg
81%
4.7
m/s
NW
+2
Climate normal
−3
−3
2 January, Thursday. day, -4°; night, -5°; partly cloudy
3
0
0
3 January, fri
0
0
Feels like
−8
748 mmHg
83%
5.8
m/s
W
+1
Climate normal
−3
−5
3 January, Friday. day, 0°; night, 0°; partly cloudy
4
0
−4
4 January, sat
0
−4
Feels like
−8
748 mmHg
80%
8.5
m/s
W
0
Climate normal
−4
−4
4 January, Saturday. day, 0°; night, -4°; light snow
5
−5
−8
5 January, sun
−5
−8
Feels like
−12
749 mmHg
80%
4.5
m/s
NE
0
Climate normal
−6
−6
5 January, Sunday. day, -5°; night, -8°; light snow
6
+3
+2
6 January, mon
+3
+2
Feels like
−10
755 mmHg
82%
5.1
m/s
W
0
Climate normal
−6
−7
6 January, Monday. day, 3°; night, 2°; light snow
7
+2
+2
7 January, tue
+2
+2
Feels like
−6
772 mmHg
82%
7.9
m/s
W
+1
Climate normal
−5
−7
7 January, Tuesday. day, 2°; night, 2°; mostly clear
8
+2
+3
8 January, wed
+2
+3
Feels like
−4
775 mmHg
87%
6.2
m/s
W
+1
Climate normal
−3
−6
8 January, Wednesday. day, 2°; night, 3°; mostly clear
9
+3
+1
9 January, thu
+3
+1
Feels like
−3
776 mmHg
87%
6.2
m/s
W
+2
Climate normal
−1
−2
9 January, Thursday. day, 3°; night, 1°; mostly clear
10
+1
0
10 January, fri
+1
0
Feels like
−6
775 mmHg
85%
5.1
m/s
S
0
Climate normal
−2
−3
10 January, Friday. day, 1°; night, 0°; partly cloudy
11
0
0
11 January, sat
0
0
Feels like
−6
770 mmHg
82%
5.1
m/s
S
0
Climate normal
−1
−2
11 January, Saturday. day, 0°; night, 0°; partly cloudy
12
+2
+1
12 January, sun
+2
+1
Feels like
−3
764 mmHg
89%
4.6
m/s
SW
+1
Climate normal
−3
−4
12 January, Sunday. day, 2°; night, 1°; sleet
13
+1
+1
13 January, mon
+1
+1
Feels like
−4
762 mmHg
83%
4.7
m/s
SW
0
Climate normal
−2
−3
13 January, Monday. day, 1°; night, 1°; partly cloudy
14
+2
+2
14 January, tue
+2
+2
Feels like
−4
755 mmHg
93%
6.1
m/s
SE
+1
Climate normal
−3
−4
14 January, Tuesday. day, 2°; night, 2°; sleet
15
+3
+3
15 January, wed
+3
+3
Feels like
−3
757 mmHg
92%
5.5
m/s
SW
+2
Climate normal
−4
−4
15 January, Wednesday. day, 3°; night, 3°; light rain
16
+2
+2
16 January, thu
+2
+2
Feels like
−6
761 mmHg
87%
7.3
m/s
S
+1
Climate normal
−5
−6
16 January, Thursday. day, 2°; night, 2°; partly cloudy
17
+3
+2
17 January, fri
+3
+2
Feels like
−3
761 mmHg
90%
6.1
m/s
SW
+2
Climate normal
−3
−5
17 January, Friday. day, 3°; night, 2°; light rain
18
+2
+2
18 January, sat
+2
+2
Feels like
−4
757 mmHg
86%
5.2
m/s
SW
+1
Climate normal
−4
−5
18 January, Saturday. day, 2°; night, 2°; partly cloudy
19
+2
0
19 January, sun
+2
0
Feels like
−5
755 mmHg
87%
5.5
m/s
S
+1
Climate normal
−3
−5
19 January, Sunday. day, 2°; night, 0°; partly cloudy
20
+1
0
20 January, mon
+1
0
Feels like
−6
757 mmHg
85%
4.9
m/s
S
0
Climate normal
−4
−4
20 January, Monday. day, 1°; night, 0°; partly cloudy
21
+1
+2
21 January, tue
+1
+2
Feels like
−6
755 mmHg
86%
6.9
m/s
S
0
Climate normal
−5
−5
21 January, Tuesday. day, 1°; night, 2°; partly cloudy
22
+3
+2
22 January, wed
+3
+2
Feels like
−5
752 mmHg
89%
8.7
m/s
S
+2
Climate normal
−5
−6
22 January, Wednesday. day, 3°; night, 2°; sleet
23
+2
+3
23 January, thu
+2
+3
Feels like
−9
751 mmHg
88%
11.4
m/s
S
+1
Climate normal
−4
−5
23 January, Thursday. day, 2°; night, 3°; overcast
Average data for 10 years
Next, the average data for 10 years
24
−4
−6
24 January, fri
−4
−6
Feels like
−10
760 mmHg
88%
6.5
m/s
SW
+1
24 January, Friday. day, -4°; night, -6°; snow
25
−3
−5
25 January, sat
−3
−5
Feels like
−8
760 mmHg
88%
5.6
m/s
SW
+1
25 January, Saturday. day, -3°; night, -5°; overcast
Average for 30 days
4
sunny days
13
days with precipitation
13
cloudy days
4 sunny days; 13 days with precipitation; 13 cloudy days;
86
%
air humidity
6.1
m/s
Wind
W
8
mm of precipitation
(2% of annual average)
+1
°C
Water temperature
air humidity 86%; 8 millimeters of precipitation (2% of annual average); Wind westerly 6.1 Meters per second; Water temperature +1°
Forecast in graphs
Temperature
Water temperature
Humidity, %
Wind, m/s
Pressure, mmHg
SW
SW
E
SW
SW
W
W
W
NW
W
W
NE
W
W
W
W
S
S
SW
SW
SE
SW
S
SW
SW
S
S
S
S
S
25
Average data for 10 years
26
27
28
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
Daytime temperature
Night-time temperature
