Helsinki Sea Conditions and Tide Table

Helsinki Sea Conditions table showing wave height, swell direction and period.

High and low tide times are also provided on the table along with the moon phase and forecast weather. Sunrise today is at 09:03 AM and sunset is at 03:15 PM.

Days 1–3 Weather Summary

Light rain (total 5mm), mostly falling on Sat night. Low air temperatures (max 5°C on Fri morning, min 3°C on Sun afternoon). Wind will be generally light.

Days 4–6 Weather Summary

Light rain (total 7mm), mostly falling on Wed night. Low air temperatures (max 6°C on Tue afternoon, min 4°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Light rain (total 7mm), mostly falling on Thu night. Freeze-thaw conditions (max 7°C on Thu morning, min -2°C on Sat night). Winds decreasing (fresh winds from the NW on Fri morning, light winds from the WNW by Sat afternoon).

Days 10–12 Weather Summary

A dusting of new snow. Freeze-thaw conditions (max 4°C on Mon night, min -3°C on Tue afternoon). Wind will be generally light.

Friday
5
Saturday
6
Sunday
7
Monday
8
Tuesday
9
Wednesday
10
Thursday
11
Friday
12
Saturday
13
Sunday
14
Monday
15
Tuesday
16
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
Wave Height Map
High Tide
2:29AM0.05m
3:13AM0.05m
4:04AM0.05m
4:46AM0.04m
5:19AM0.04m
5:39AM0.03m
5:31AM0.03m
1:29AM0.02m
11:33PM0.03m
11:29PM0.03m
11:39PM0.03m
00:06AM0.04m
Low Tide
2:00PM-0.00m
2:43PM-0.00m
3:25PM-0.00m
3:57PM0.00m
4:14PM0.00m
3:59PM0.01m
3:32PM0.01m
2:53PM0.01m
2:16PM0.01m
1:44PM0.01m
1:16PM0.01m
12:59PM0.01m
Wave
height (m) 
direction
period (s) 
0.3
SSW
3
0.2
S
2
0.4
SE
3
0.5
ESE
4
0.6
SE
4
0.6
S
4
0.4
S
3
0.4
SE
3
0.6
S
4
0.6
SSW
4
0.6
SSW
4
0.7
S
4
0.5
SE
4
0.6
SSW
4
0.2
SSW
3
0.1
SW
4
0.2
SSW
3
0.7
SSE
3
1
S
4
0.9
SSW
4
1.4
WSW
5
1.2
WNW
4
0.8
NW
4
0.4
NW
2
0.2
W
2
0.2
WSW
3
0.4
NNE
3
0.1
W
3
0.1
W
5
0.8
SSE
4
0.9
ESE
5
0.4
ESE
5
0.8
SW
4
0.5
WSW
4
0.4
NNW
3
0.6
W
3
cloud
cloud
cloud
cloud
light rain
light rain
cloud
cloud
light rain
light rain
light rain
light rain
light rain
cloud
cloud
part cloud
cloud
light rain
light rain
light rain
light rain
cloud
cloud
part cloud
cloud
cloud
part cloud
clear
clear
cloud
light snow
part cloud
cloud
cloud
part cloud
part cloud
cloudy
cloudy
cloudy
cloudy
light rain
light rain
cloudy
cloudy
light rain
light rain
light rain
light rain
light rain
cloudy
cloudy
some clouds
cloudy
light rain
light rain
light rain
light rain
cloudy
cloudy
some clouds
cloudy
cloudy
some clouds
clear
clear
cloudy
light snow
some clouds
cloudy
cloudy
some clouds
some clouds
 km/h
10
SSW
5
SSE
10
ESE
15
ESE
15
SE
10
S
10
SSE
15
SE
15
S
15
SSW
15
SSW
15
S
10
SE
10
SW
5
SSE
5
ESE
10
SSE
20
SSE
20
SSW
20
SSW
30
W
35
NW
25
NNW
15
NW
10
W
10
NNE
15
N
5
NNW
5
SW
25
SSE
15
SSE
5
WSW
15
WSW
20
NNW
15
NW
20
WNW
 mm 
1
3
1
1
1
2
1
2
3
1
3
max°C
5
5
5
5
4
4
4
4
4
4
5
5
5
6
6
6
6
6
7
7
5
2
2
1
1
1
1
-1
-1
1
0
1
4
2
-1
-2
Moonrise
2:09
3:23
5:15
7:09
8:54
10:30
12:00
1:25
2:50
4:15
5:44
Moonset
11:03
12:11
12:34
12:41
12:43
12:43
12:42
12:41
12:40
12:39
12:38
12:39
Sunrise
9:03
9:04
9:07
9:08
9:10
9:11
9:12
9:15
9:15
9:17
9:18
9:19
Sunset
3:15
3:15
3:14
3:12
3:12
3:11
3:11
3:11
3:11
3:11
3:10
3:10
Today's sea temperature in Helsinki is
5.6° C
(Statistics for 05 Dec 1981-2005 – mean: 3.8 max: 5.6 min: 2.5°C)
Issued (local time): 1 am Friday 05 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest