Llandudno, Gwynedd Sea Conditions and Tide Table

Llandudno, Gwynedd 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 08:30 AM and sunset is at 04:00 PM.

Days 1–3 Weather Summary

Mostly dry. Low air temperatures (max 5°C on Sat afternoon, min 2°C on Fri morning). Wind will be generally light.

Days 4–6 Weather Summary

Mostly dry. Low air temperatures (max 7°C on Wed afternoon, min 2°C on Mon morning). Wind will be generally light.

Days 7–9 Weather Summary

Heavy rain (total 35mm), heaviest during Fri night. Very mild (max 10°C on Fri afternoon, min 6°C on Sat night). Winds decreasing (near gales from the NW on Fri night, moderate winds from the NNE by Sat night).

Days 10–12 Weather Summary

Moderate rain (total 17mm), heaviest on Mon night. Very mild (max 11°C on Mon night, min 5°C on Tue night). Winds increasing (light winds from the NNW on Sun morning, near gales from the WSW by Mon night).

Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thursday
1
Friday
2
Saturday
3
Sunday
4
Monday
5
Tuesday
6
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
2:35PM6.99m
3:07AM6.41m
3:28PM6.85m
4:05AM6.29m
4:28PM6.73m
5:11AM6.26m
5:35PM6.69m
6:20AM6.37m
6:44PM6.77m
7:26AM6.63m
7:51PM6.97m
8:28AM6.93m
8:55PM7.16m
9:24AM7.33m
9:53PM7.44m
10:16AM7.67m
10:45PM7.63m
11:06AM7.89m
11:36PM7.69m
11:53AM7.97m
00:23AM7.62m
12:39PM7.90m
1:09AM7.41m
Low Tide
8:44AM1.87m
9:18PM1.54m
9:36AM1.99m
10:12PM1.64m
10:35AM2.07m
11:12PM1.71m
11:41AM2.07m
00:18AM1.71m
12:49PM1.94m
1:25AM1.61m
1:57PM1.69m
2:29AM1.50m
3:02PM1.40m
3:29AM1.23m
4:02PM1.01m
4:24AM0.99m
4:57PM0.68m
5:15AM0.82m
5:49PM0.46m
6:03AM0.76m
6:38PM0.39m
6:49AM0.82m
7:25PM0.47m
Wave
height (m) 
direction
period (s) 
0.9
NE
4
0.8
ENE
4
0.8
NE
4
0.6
NE
4
0.7
NE
4
0.8
NE
4
0.4
ENE
3
0.3
ENE
3
0.2
E
2
0.1
E
2
0.1
E
2
0.3
NE
2
0.3
NE
3
0.1
N
3
0.5
N
4
0.4
NW
4
0.2
WNW
3
0.4
WNW
4
1.2
NW
5
1.6
NW
6
1.8
NW
6
1.2
NW
5
1.2
W
5
1.7
WNW
6
3
NW
8
2.4
NW
7
1.7
NW
6
1.1
NNW
5
0.7
NW
4
0.9
WNW
4
1.5
WNW
6
1.4
WNW
6
2.5
WNW
7
2.5
WNW
8
3
WNW
7
3
NW
7
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
part cloud
part cloud
clear
clear
part cloud
cloud
part cloud
rain showers
light rain
mod rain
heavy rain
cloud
rain showers
rain showers
clear
light rain
light rain
cloud
light rain
light rain
light rain
light rain
rain showers
clear
clear
clear
some clouds
cloudy
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
some clouds
some clouds
clear
clear
some clouds
cloudy
some clouds
rain shwrs
light rain
mod rain
heavy rain
cloudy
rain shwrs
rain shwrs
clear
light rain
light rain
cloudy
light rain
light rain
light rain
light rain
rain shwrs
 km/h
20
E
20
E
20
E
20
E
25
E
20
E
15
ESE
15
E
10
ESE
10
ESE
10
E
15
ENE
10
ESE
5
NNW
15
NNW
5
NNE
10
WNW
15
NW
25
WNW
35
NW
30
NW
25
W
25
W
35
WNW
50
NW
40
NW
25
N
20
NNW
15
NW
20
WSW
30
WNW
30
W
55
WSW
40
WNW
50
WNW
45
WNW
 mm 
1
5
8
13
3
5
1
2
1
3
2
2
4
max°C
3
4
3
3
5
5
2
3
2
3
3
6
5
5
6
6
7
7
8
8
8
7
10
10
8
8
7
7
7
9
10
9
11
8
7
6
Moonrise
11:33
11:42
11:52
12:05
12:21
12:47
1:26
2:27
3:50
5:23
6:56
8:24
Moonset
11:28
12:50
2:17
3:49
5:25
6:58
8:16
9:11
9:46
10:08
10:24
Sunrise
8:30
8:30
8:30
8:30
8:30
8:30
8:30
8:30
8:29
8:29
8:29
8:27
Sunset
4:00
4:01
4:02
4:04
4:05
4:06
4:07
4:07
4:08
4:10
4:12
4:13
Today's sea temperature in Llandudno, Gwynedd is
9.3° C
(Statistics for 26 Dec 1981-2005 – mean: 9.5 max: 10.4 min: 8.4°C)
Issued (local time): 11 am Friday 26 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
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