Deganwy Sea Conditions and Tide Table

Deganwy 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 — and sunset is at 03:57 PM.

Days 1–4 Weather Summary

Light rain (total 6mm), mostly falling on Sun night. Cool air temperatures (max 10°C on Sun night, min 6°C on Tue morning). Winds decreasing (fresh winds from the SE on Sat afternoon, light winds from the SE by Mon night).

Days 5–7 Weather Summary

Some drizzle, heaviest during Tue night. Low air temperatures (max 7°C on Tue night, min 2°C on Wed night). Wind will be generally light.

Days 8–10 Weather Summary

Mostly dry. Mild temperatures (max 6°C on Fri night, min 3°C on Fri night). Wind will be generally light.

Days 11–13 Weather Summary

Mostly dry. Mild temperatures (max 7°C on Wed afternoon, min 3°C on Mon night). Wind will be generally light.

Sat
20
Sunday
21
Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
Sunday
28
Monday
29
Tuesday
30
Wednesday
31
Thu
1
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
Wave Height Map
High Tide
11:14PM6.47m
11:29AM6.79m
11:49PM6.48m
12:05PM6.86m
00:25AM6.43m
12:40PM6.86m
1:02AM6.33m
1:17PM6.80m
1:41AM6.20m
1:57PM6.67m
2:24AM6.05m
2:41PM6.50m
3:14AM5.90m
3:32PM6.30m
4:12AM5.79m
4:32PM6.12m
5:18AM5.77m
5:42PM6.04m
6:29AM5.89m
6:54PM6.15m
7:36AM6.18m
8:02PM6.41m
8:36AM6.56m
Low Tide
5:20PM0.98m
5:33AM1.08m
5:58PM0.89m
6:09AM1.05m
6:36PM0.89m
6:46AM1.09m
7:14PM0.94m
7:23AM1.20m
7:54PM1.03m
8:02AM1.35m
8:36PM1.15m
8:45AM1.55m
9:21PM1.27m
9:34AM1.74m
10:13PM1.39m
10:32AM1.89m
11:13PM1.48m
11:38AM1.93m
00:19AM1.48m
12:51PM1.80m
1:29AM1.35m
2:02PM1.48m
2:35AM1.12m
Wave
height (m) 
direction
period (s) 
0.8
ESE
4
1
ESE
4
0.6
E
4
0.5
E
3
0.7
NE
4
0.6
ENE
4
0.5
E
3
0.4
E
3
0.2
E
2
0.1
NE
2
0.3
NW
4
0.9
NE
4
0.9
NE
4
0.7
ENE
4
0.6
ENE
3
0.6
NE
3
0.5
NE
4
0.3
NE
3
0.4
NNW
3
0.5
NNE
3
0.9
NNE
4
0.6
NNE
4
0.2
N
3
0.2
N
3
0.3
NW
4
0.5
NW
5
0.7
NW
5
0.8
NW
5
0.4
NW
5
0.4
NW
5
0.4
NW
5
0.3
NW
3
0.1
NW
3
0.1
W
2
0.4
W
3
0.8
WNW
4
part cloud
cloud
cloud
cloud
mod rain
part cloud
clear
clear
part cloud
part cloud
light rain
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
cloud
part cloud
clear
clear
clear
part cloud
part cloud
some clouds
cloudy
cloudy
cloudy
mod rain
some clouds
clear
clear
some clouds
some clouds
light rain
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
clear
clear
clear
some clouds
some clouds
clear
clear
cloudy
some clouds
clear
clear
clear
some clouds
some clouds
 km/h
25
SE
25
SE
10
ESE
15
E
15
ENE
15
ESE
10
SE
10
SSE
10
E
5
ENE
10
NE
20
ENE
20
E
15
ESE
10
E
15
ENE
10
E
10
E
10
NNE
15
E
15
ENE
10
ENE
5
ESE
0
SW
5
SW
10
W
10
NW
10
NW
5
WSW
10
NW
5
N
0
N
5
S
5
SW
15
SW
15
SW
 mm 
6
1
max°C
8
9
9
9
10
9
9
7
7
6
7
6
5
3
3
3
2
3
5
6
4
4
4
4
6
5
5
5
4
6
6
6
6
7
6
6
Moonrise
10:13
10:40
10:59
11:13
11:23
11:33
11:42
11:52
12:04
12:20
12:44
1:24
Moonset
3:38
4:46
6:04
7:25
8:46
10:07
11:28
12:51
2:18
3:51
5:27
7:00
Sunrise
8:27
8:27
8:27
8:29
8:29
8:29
8:30
8:30
8:30
8:30
8:30
8:30
Sunset
3:57
3:57
3:59
3:59
4:00
4:00
4:00
4:01
4:02
4:04
4:05
4:06
Today's sea temperature in Deganwy is
9.3° C
(Statistics for 20 Dec 1981-2005 – mean: 9.9 max: 11.0 min: 9.0°C)
Issued (local time): 5 pm Saturday 20 Dec 2025
Forecast update inUpdates in  hr  min  sUpdate imminent
Nearest locationNearest