Dun Laoghaire Sea Conditions and Tide Table

Dun Laoghaire 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 06:58 AM and sunset is at 07:58 PM.

Days 1–3 Weather Summary

Light rain (total 6mm), mostly falling on Wed afternoon. Cool air temperatures (max 13°C on Wed morning, min 2°C on Wed night). Winds increasing (light winds from the SW on Thu morning, fresh winds from the WNW by Fri afternoon).

Days 4–6 Weather Summary

Moderate rain (total 18mm), heaviest on Mon night. Cool air temperatures (max 13°C on Sat morning, min 3°C on Sun morning). Winds decreasing (strong winds from the SSW on Sat afternoon, light winds from the SSW by Sun night).

Days 7–9 Weather Summary

Heavy rain (total 20mm), heaviest during Tue morning. Very mild (max 12°C on Tue morning, min 4°C on Wed night). Winds decreasing (fresh winds from the S on Wed morning, light winds from the WSW by Thu night).

Days 10–12 Weather Summary

Light rain (total 6mm), mostly falling on Fri night. Very mild (max 11°C on Fri night, min 4°C on Sat night). Winds decreasing (fresh winds from the W on Fri night, light winds from the W by Sun night).

Wednesday
1
Thursday
2
Friday
3
Saturday
4
Sunday
5
Monday
6
Tuesday
7
Wednesday
8
Thursday
9
Friday
10
Saturday
11
Sunday
12
Monday
13
Tuesday
14
Wednesday
15
Thu
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
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
Wave Height Map
High Tide
12:07PM3.84m
00:36AM3.60m
12:44PM3.85m
1:08AM3.63m
1:19PM3.80m
1:39AM3.60m
1:53PM3.69m
2:09AM3.52m
2:28PM3.53m
2:41AM3.40m
3:04PM3.33m
3:16AM3.25m
3:45PM3.11m
3:57AM3.08m
4:32PM2.89m
4:48AM2.92m
5:29PM2.70m
5:52AM2.81m
6:39PM2.60m
7:05AM2.81m
7:55PM2.63m
8:15AM2.92m
9:02PM2.78m
9:14AM3.10m
9:56PM3.00m
10:03AM3.33m
10:42PM3.25m
10:48AM3.56m
11:24PM3.48m
Low Tide
5:56PM0.06m
6:07AM0.27m
6:32PM0.05m
6:44AM0.21m
7:07PM0.12m
7:20AM0.21m
7:41PM0.26m
7:56AM0.29m
8:15PM0.45m
8:32AM0.44m
8:50PM0.68m
9:11AM0.64m
9:28PM0.91m
9:54AM0.87m
10:12PM1.12m
10:47AM1.10m
11:07PM1.30m
11:58AM1.25m
00:22AM1.39m
1:24PM1.24m
1:43AM1.34m
2:35PM1.07m
2:48AM1.17m
3:26PM0.80m
3:38AM0.94m
4:09PM0.50m
4:21AM0.69m
4:49PM0.22m
Wave
height (m) 
direction
period (s) 
0.2
S
2
0.4
SW
3
0.4
NW
3
0.2
NNW
3
0.2
S
2
0.9
SSE
6
0.6
SSE
6
0.8
W
4
0.3
SSE
5
0.8
SSE
4
1.7
SSE
7
1.2
SSE
9
0.7
SSE
16
0.5
SW
4
0.3
SSE
6
1.4
SSE
6
1.8
SSE
7
1.7
SSE
7
1
SE
5
1
SSE
6
0.4
SSE
13
0.5
S
3
1.6
SSE
7
0.6
SSE
7
0.4
S
5
0.2
S
7
0.3
NNW
3
0.1
SE
16
0.6
SSE
4
0.8
SSE
6
0.6
NW
3
0.4
WNW
3
0.4
W
3
0.5
WNW
3
0.6
NNW
3
0.4
NW
3
0.4
NNW
3
0.5
N
4
0.4
NNE
4
0.3
SSE
2
0.8
SSE
5
0.6
S
4
0.7
NW
4
0.3
NNE
4
0.4
NNW
3
0.3
NE
3
0.2
E
2
part cloud
rain showers
clear
cloud
cloud
light rain
rain showers
clear
rain showers
rain showers
light rain
rain showers
rain showers
part cloud
part cloud
cloud
cloud
rain showers
mod rain
rain showers
clear
clear
rain showers
clear
part cloud
rain showers
clear
cloud
light rain
rain showers
part cloud
part cloud
part cloud
part cloud
rain showers
cloud
rain showers
rain showers
part cloud
mod rain
light rain
light rain
part cloud
part cloud
rain showers
part cloud
cloud
some clouds
rain shwrs
clear
cloudy
cloudy
light rain
rain shwrs
clear
rain shwrs
rain shwrs
light rain
rain shwrs
rain shwrs
some clouds
some clouds
cloudy
cloudy
rain shwrs
mod rain
rain shwrs
clear
clear
rain shwrs
clear
some clouds
rain shwrs
clear
cloudy
light rain
rain shwrs
some clouds
some clouds
some clouds
some clouds
rain shwrs
cloudy
rain shwrs
rain shwrs
some clouds
mod rain
light rain
light rain
some clouds
some clouds
rain shwrs
some clouds
cloudy
 km/h
15
SW
20
WNW
15
W
10
W
15
SSW
20
S
15
SW
35
WNW
10
SW
20
SSE
40
S
35
WSW
20
W
20
W
15
S
35
SSE
40
SSE
30
SSE
20
SSE
15
WNW
20
WSW
20
S
35
S
20
SW
15
WNW
10
NW
15
WNW
15
S
25
SSW
20
SW
25
WNW
25
WNW
25
WSW
30
WNW
25
NW
20
W
25
NW
25
N
15
WNW
25
S
15
W
25
WNW
25
NW
15
NNW
20
NNW
15
WNW
10
S
 mm 
1
2
2
1
1
1
1
1
14
7
3
8
2
1
3
1
2
2
7
2
3
2
max°C
13
11
6
8
8
11
12
11
6
13
12
6
7
9
7
9
11
12
12
9
8
11
9
7
10
10
6
10
9
11
8
8
6
9
10
7
10
10
7
5
9
8
8
10
8
10
10
Moonrise
7:42
8:59
10:17
11:35
12:51
2:01
3:01
3:47
4:20
4:43
5:00
5:13
5:23
5:33
5:44
Moonset
6:34
6:43
6:53
7:06
7:22
7:45
8:17
9:04
10:04
11:16
12:34
1:55
3:17
4:40
6:05
7:34
Sunrise
6:58
6:56
6:54
6:52
6:50
6:47
6:45
6:43
6:39
6:37
6:35
6:33
6:31
6:28
6:26
6:24
Sunset
7:58
8:00
8:01
8:04
8:05
8:07
8:08
8:10
8:13
8:14
8:15
8:17
8:20
8:22
8:22
8:24
Today's sea temperature in Dun Laoghaire is
8.7° C
(Statistics for 01 Apr 1981-2005 – mean: 8.1 max: 9.2 min: 6.6°C)
Issued (local time): 6 am Wednesday 01 Apr 2026
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest