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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
14
+5
+2
14 April, sun
+5
+2
Feels like
0
754 mmHg
79%
6
m/s
W
+2
14 April, Sunday. day, 5°; night, 2°; rain
15
+5
+1
15 April, mon
+5
+1
Feels like
+1
756 mmHg
75%
5.9
m/s
W
+2
15 April, Monday. day, 5°; night, 1°; overcast
16
+6
+2
16 April, tue
+6
+2
Feels like
+1
755 mmHg
75%
6.5
m/s
SW
+2
16 April, Tuesday. day, 6°; night, 2°; rain
17
April
+3
−1
17 April, wed
+3
−1
Feels like
−2
749 mmHg
86%
4
m/s
NE
+4
Climate normal
+6
+3
17 April, Wednesday. day, 3°; night, -1°; light rain
18
+1
−3
18 April, thu
+1
−3
Feels like
−5
756 mmHg
69%
4
m/s
E
+4
Climate normal
+6
+2
18 April, Thursday. day, 1°; night, -3°; partly cloudy
19
+2
−2
19 April, fri
+2
−2
Feels like
−6
752 mmHg
65%
5.8
m/s
N
+4
Climate normal
+7
+3
19 April, Friday. day, 2°; night, -2°; partly cloudy
20
+1
−2
20 April, sat
+1
−2
Feels like
−6
755 mmHg
73%
4.5
m/s
NW
+4
Climate normal
+8
+3
20 April, Saturday. day, 1°; night, -2°; overcast
21
+4
−1
21 April, sun
+4
−1
Feels like
−3
767 mmHg
66%
3.7
m/s
NE
+4
Climate normal
+8
+4
21 April, Sunday. day, 4°; night, -1°; overcast
22
+3
+1
22 April, mon
+3
+1
Feels like
−7
764 mmHg
67%
7.9
m/s
NE
+4
Climate normal
+8
+4
22 April, Monday. day, 3°; night, 1°; overcast
23
+2
+1
23 April, tue
+2
+1
Feels like
−6
760 mmHg
82%
6.2
m/s
NE
+4
Climate normal
+9
+3
23 April, Tuesday. day, 2°; night, 1°; light rain
24
+5
+2
24 April, wed
+5
+2
Feels like
−2
758 mmHg
77%
3.7
m/s
NE
Climate normal
+10
+4
24 April, Wednesday. day, 5°; night, 2°; overcast
25
+6
+2
25 April, thu
+6
+2
Feels like
−2
756 mmHg
72%
5.8
m/s
N
Climate normal
+10
+5
25 April, Thursday. day, 6°; night, 2°; overcast
26
+6
+2
26 April, fri
+6
+2
Feels like
−3
758 mmHg
68%
6.4
m/s
NW
Climate normal
+11
+6
26 April, Friday. day, 6°; night, 2°; overcast
27
+8
+2
27 April, sat
+8
+2
Feels like
0
757 mmHg
73%
4.6
m/s
NW
Climate normal
+11
+6
27 April, Saturday. day, 8°; night, 2°; overcast
28
+8
+4
28 April, sun
+8
+4
Feels like
+1
756 mmHg
72%
5
m/s
SW
Climate normal
+9
+6
28 April, Sunday. day, 8°; night, 4°; overcast
29
+7
+5
29 April, mon
+7
+5
Feels like
−4
759 mmHg
66%
13.5
m/s
E
Climate normal
+9
+5
29 April, Monday. day, 7°; night, 5°; clear
30
+8
+6
30 April, tue
+8
+6
Feels like
−2
760 mmHg
69%
10.9
m/s
E
Climate normal
+11
+5
30 April, Tuesday. day, 8°; night, 6°; clear
1 May
+10
+8
1 May, wed
+10
+8
Feels like
+3
762 mmHg
66%
6.5
m/s
E
Climate normal
+10
+6
1 May, Wednesday. day, 10°; night, 8°; clear
2
+11
+8
2 May, thu
+11
+8
Feels like
+4
764 mmHg
63%
7.1
m/s
E
Climate normal
+11
+5
2 May, Thursday. day, 11°; night, 8°; clear
3
+10
+9
3 May, fri
+10
+9
Feels like
+4
766 mmHg
60%
5.3
m/s
E
Climate normal
+10
+6
3 May, Friday. day, 10°; night, 9°; clear
4
+10
+10
4 May, sat
+10
+10
Feels like
+6
765 mmHg
63%
2
m/s
E
Climate normal
+11
+6
4 May, Saturday. day, 10°; night, 10°; clear
5
+12
+9
5 May, sun
+12
+9
Feels like
+6
766 mmHg
62%
5.2
m/s
E
Climate normal
+11
+6
5 May, Sunday. day, 12°; night, 9°; partly cloudy
6
+12
+9
6 May, mon
+12
+9
Feels like
+3
768 mmHg
62%
7.5
m/s
E
Climate normal
+11
+6
6 May, Monday. day, 12°; night, 9°; clear
7
+12
+10
7 May, tue
+12
+10
Feels like
+6
770 mmHg
56%
4.9
m/s
E
Climate normal
+11
+6
7 May, Tuesday. day, 12°; night, 10°; clear
8
+12
+11
8 May, wed
+12
+11
Feels like
+8
770 mmHg
60%
2.1
m/s
E
Climate normal
+12
+7
8 May, Wednesday. day, 12°; night, 11°; clear
9
+12
+11
9 May, thu
+12
+11
Feels like
+9
770 mmHg
65%
2.4
m/s
E
Climate normal
+13
+7
9 May, Thursday. day, 12°; night, 11°; mostly clear
10
+13
+11
10 May, fri
+13
+11
Feels like
+9
771 mmHg
64%
2.6
m/s
E
Climate normal
+14
+9
10 May, Friday. day, 13°; night, 11°; partly cloudy
11
+12
+11
11 May, sat
+12
+11
Feels like
+10
771 mmHg
74%
0.7
m/s
NE
Climate normal
+13
+9
11 May, Saturday. day, 12°; night, 11°; partly cloudy
12
+12
+11
12 May, sun
+12
+11
Feels like
+10
768 mmHg
70%
2
m/s
W
Climate normal
+11
+9
12 May, Sunday. day, 12°; night, 11°; partly cloudy
13
+14
+13
13 May, mon
+14
+13
Feels like
+9
769 mmHg
64%
4.3
m/s
NE
Climate normal
+13
+8
13 May, Monday. day, 14°; night, 13°; clear
14
+15
+13
14 May, tue
+15
+13
Feels like
+9
768 mmHg
60%
5.6
m/s
NE
Climate normal
+11
+7
14 May, Tuesday. day, 15°; night, 13°; mostly clear
15
+15
+13
15 May, wed
+15
+13
Feels like
+11
764 mmHg
60%
3.3
m/s
NW
Climate normal
+13
+7
15 May, Wednesday. day, 15°; night, 13°; mostly clear
16
+15
+13
16 May, thu
+15
+13
Feels like
+10
761 mmHg
59%
4.3
m/s
W
Climate normal
+13
+9
16 May, Thursday. day, 15°; night, 13°; clear
Average data for 10 years
Next, the average data for 10 years
17
+14
+10
17 May, fri
+14
+10
Feels like
+11
756 mmHg
73%
5
m/s
SE
+7
17 May, Friday. day, 14°; night, 10°; rain
18
+15
+10
18 May, sat
+15
+10
Feels like
+12
756 mmHg
72%
5.4
m/s
S
+7
18 May, Saturday. day, 15°; night, 10°; clear
Average for 30 days
14
sunny days
2
days with precipitation
14
cloudy days
14 sunny days; 2 days with precipitation; 14 cloudy days;
67
%
air humidity
5.1
m/s
Wind
E
2
mm of precipitation
(1% of annual average)
+4
°C
Water temperature
air humidity 67%; 2 millimeters of precipitation (1% of annual average); Wind easterly 5.1 Meters per second; Water temperature +4°
Forecast in graphs
Temperature
Humidity, %
Wind, m/s
Pressure, mmHg
NE
E
N
NW
NE
NE
NE
NE
N
NW
NW
SW
E
E
E
E
E
E
E
E
E
E
E
E
NE
W
NE
NE
NW
W
17
Average data for 10 years
18
19
20
21
22
23
24
25
26
27
28
29
30
1
May
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
Daytime temperature
Night-time temperature
