News
Wind and rain marking a change in the UK weather
Warnings have been issued as the weather across the UK becomes increasingly mild but wet and windy.
Read moreTrearddur Bay (Beach) (Isle of Anglesey) weather
Find a forecast
Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.
- Head to a lifeguarded beach; check the RNLI lifeguarded beach tool
- Follow RNLI Float to Live advice if you find yourself struggling in the water
- Know what to do if you get caught in a rip current (RNLI)
- Check the tide times to avoid getting cut off by the tide coming in
- Call 999 and ask for the coastguard in an emergency
- Learn more about staying safe at the beach
Forecast days
-
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 16° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 16° Celsius; -
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius;
Maximum daytime temperature: 21° Celsius; Minimum nighttime temperature: 13° Celsius; -
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 15° Celsius;
Maximum daytime temperature: 22° Celsius; Minimum nighttime temperature: 15° Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 25° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 24° Celsius; Minimum nighttime temperature: 14° Celsius;
-
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 14° Celsius;
Maximum daytime temperature: 23° Celsius; Minimum nighttime temperature: 14° Celsius;
Sunny.
Beach safety today
Use caution in the sea. Waves can be bigger or stronger than you expect, strong rips likely, the wind may blow you off course
- • unsafe for novice surfers
- • paddle boarding not recommended for beginners/intermediate
Tide: Next low tide (1.0m) at
Sunrise:
Sunset:
7 day forecast for Trearddur Bay (Beach)
Today (13 August 2025)
| Time |
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
 |
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature |
19°
|
19°
|
19°
|
19°
|
18°
|
17°
|
17°
|
17°
|
16°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
16°
|
15°
|
15°
|
15°
|
15°
|
15°
|
| Wind direction and speed |
SSW
16
|
SSW
16
|
SSW
16
|
SSW
15
|
SSW
15
|
SSW
14
|
SSW
13
|
SSW
12
|
SSW
11
|
| Wind gust (mph) |
24
|
24
|
23
|
23
|
23
|
23
|
23
|
21
|
21
|
| Visibility |
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
78%
|
75%
|
75%
|
77%
|
83%
|
85%
|
91%
|
92%
|
92%
|
| UV | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - |
| Wind direction and speed |
16
|
16
|
16
|
15
|
15
|
14
|
13
|
12
|
11
|
| Height of waves offshore (m) |
0.5
|
0.6
|
0.6
|
0.6
|
0.7
|
0.8
|
0.9
|
0.9
|
0.9
|
| Period of waves offshore (s) |
3
|
4
|
4
|
4
|
4
|
5
|
5
|
5
|
6
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
Thursday (14 August 2025)
| Time |
00:00
|
01:00
|
02:00
|
03:00
|
04:00
|
05:00
|
06:00
|
07:00
|
08:00
|
09:00
|
10:00
|
11:00
|
12:00
|
13:00
|
14:00
|
15:00
|
16:00
|
17:00
|
18:00
|
19:00
|
20:00
|
21:00
|
22:00
|
23:00
|
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Weather symbols |  |
|
|
|
|
|
 |
|
 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
16°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
19°
|
19°
|
19°
|
18°
|
18°
|
17°
|
17°
|
16°
|
16°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
15°
|
15°
|
16°
|
16°
|
16°
|
16°
|
17°
|
17°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
18°
|
17°
|
17°
|
17°
|
16°
|
| Wind direction and speed (mph) |
SSW
11
|
SSW
10
|
SSW
10
|
S
10
|
SSW
10
|
SSW
10
|
SSW
9
|
SSW
9
|
SSW
8
|
SSW
8
|
SSW
8
|
SW
8
|
WSW
7
|
WSW
7
|
WSW
7
|
WSW
7
|
SW
7
|
SW
7
|
SW
6
|
SW
6
|
SSW
5
|
SSW
4
|
S
4
|
SSE
4
|
| Wind gust (mph) |
19
|
18
|
17
|
17
|
16
|
16
|
15
|
14
|
13
|
12
|
11
|
11
|
12
|
11
|
11
|
10
|
11
|
10
|
10
|
9
|
8
|
8
|
8
|
7
|
| Visibility (description) |
G
|
G
|
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
G
|
G
|
G
|
| Humidity |
93%
|
94%
|
94%
|
93%
|
93%
|
93%
|
94%
|
93%
|
91%
|
88%
|
87%
|
86%
|
83%
|
80%
|
78%
|
76%
|
77%
|
79%
|
81%
|
84%
|
86%
|
92%
|
94%
|
95%
|
| UV | - | - | - | - | - | 1 | 1 | 1 | 1 | 2 | 2 | 4 | 5 | 5 | 6 | 5 | 4 | 2 | 1 | 1 | 1 | - | - | - |
| Wind direction and speed (mph) |
11
|
10
|
10
|
10
|
10
|
10
|
9
|
9
|
8
|
8
|
8
|
8
|
7
|
7
|
7
|
7
|
7
|
7
|
6
|
6
|
5
|
4
|
4
|
4
|
| Height of waves offshore (m) |
0.8
|
0.7
|
0.6
|
0.5
|
0.5
|
0.4
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.3
|
0.4
|
0.5
|
0.6
|
0.6
|
0.6
|
0.6
|
0.5
|
0.5
|
0.4
|
0.4
|
0.4
|
0.4
|
| Period of waves offshore (s) |
5
|
5
|
5
|
5
|
4
|
4
|
4
|
4
|
4
|
9
|
9
|
9
|
9
|
8
|
8
|
8
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
7
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
Friday (15 August 2025)
| Time |
00:00
|
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
15°
|
15°
|
19°
|
20°
|
20°
|
19°
|
16°
|
| Feels like temperature (°C) |
16°
|
16°
|
16°
|
15°
|
18°
|
18°
|
18°
|
17°
|
15°
|
| Wind direction and speed (mph) |
SSE
4
|
SE
4
|
ENE
3
|
NE
3
|
NNE
7
|
N
12
|
NNE
12
|
NNE
10
|
NE
7
|
| Wind gust (mph) |
7
|
7
|
6
|
10
|
15
|
19
|
19
|
16
|
16
|
| Visibility (description) |
G
|
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
96%
|
96%
|
97%
|
96%
|
72%
|
58%
|
57%
|
65%
|
90%
|
| UV | - | - | - | 1 | 3 | 6 | 4 | 1 | - |
| Wind direction and speed (mph) |
4
|
4
|
3
|
3
|
7
|
12
|
12
|
10
|
7
|
| Height of waves offshore (m) |
0.5
|
0.5
|
0.5
|
0.3
|
0.3
|
0.3
|
0.3
|
0.2
|
0.2
|
| Period of waves offshore (s) |
7
|
7
|
7
|
7
|
6
|
6
|
6
|
6
|
6
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
|
Saturday (16 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
<5%
|
| Temperature (°C) |
16°
|
16°
|
16°
|
21°
|
23°
|
24°
|
23°
|
19°
|
| Feels like temperature (°C) |
15°
|
15°
|
15°
|
20°
|
21°
|
21°
|
20°
|
18°
|
| Wind direction and speed (mph) |
NE
7
|
ENE
6
|
ENE
6
|
E
7
|
WSW
7
|
NE
10
|
ENE
12
|
ENE
9
|
| Wind gust (mph) |
18
|
16
|
16
|
16
|
22
|
23
|
22
|
25
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
92%
|
89%
|
85%
|
57%
|
44%
|
40%
|
52%
|
65%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
7
|
6
|
6
|
7
|
7
|
10
|
12
|
9
|
| Height of waves offshore (m) |
0.3
|
0.2
|
0.2
|
0.1
|
0.1
|
0.1
|
0.1
|
0.1
|
| Period of waves offshore (s) |
8
|
15
|
15
|
15
|
15
|
15
|
15
|
14
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Sunday (17 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
<5%
|
<5%
|
<5%
|
<5%
|
<5%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
17°
|
15°
|
15°
|
19°
|
21°
|
22°
|
22°
|
19°
|
| Feels like temperature (°C) |
16°
|
14°
|
14°
|
19°
|
20°
|
21°
|
21°
|
18°
|
| Wind direction and speed (mph) |
ENE
7
|
ENE
5
|
ENE
6
|
E
5
|
W
5
|
NNW
7
|
NE
8
|
ENE
7
|
| Wind gust (mph) |
18
|
14
|
12
|
11
|
15
|
15
|
13
|
11
|
| Visibility (description) |
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
VG
|
| Humidity |
71%
|
80%
|
81%
|
55%
|
42%
|
43%
|
53%
|
71%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
7
|
5
|
6
|
5
|
5
|
7
|
8
|
7
|
| Height of waves offshore (m) |
0.2
|
0.2
|
0.1
|
0.1
|
0.2
|
0.2
|
0.2
|
0.2
|
| Period of waves offshore (s) |
14
|
14
|
14
|
14
|
7
|
7
|
7
|
7
|
| Direction of waves offshore |
|
|
|
|
|
|
|
|
Monday (18 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
20%
|
20%
|
30%
|
30%
|
20%
|
20%
|
| Temperature (°C) |
17°
|
16°
|
16°
|
19°
|
21°
|
22°
|
21°
|
18°
|
| Feels like temperature (°C) |
17°
|
16°
|
16°
|
19°
|
21°
|
22°
|
21°
|
18°
|
| Wind direction and speed (mph) |
E
6
|
ENE
5
|
ENE
5
|
NE
7
|
ENE
7
|
NE
8
|
NE
7
|
NE
5
|
| Wind gust (mph) |
10
|
7
|
10
|
12
|
14
|
11
|
8
|
7
|
| Visibility (description) |
VG
|
VG
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
73%
|
84%
|
85%
|
70%
|
62%
|
58%
|
65%
|
88%
|
| UV | - | - | 1 | 4 | 6 | 3 | 1 | - |
| Wind direction and speed (mph) |
6
|
5
|
5
|
7
|
7
|
8
|
7
|
5
|
| Height of waves offshore (m) |
0.2
|
0.2
|
0.2
|
0.2
|
– | – | – | – |
| Period of waves offshore (s) |
6
|
6
|
6
|
6
|
– | – | – | – |
| Direction of waves offshore |
|
|
|
|
|
–
|
–
|
–
|
Tuesday (19 August 2025)
| Time |
01:00
|
04:00
|
07:00
|
10:00
|
13:00
|
16:00
|
19:00
|
22:00
|
|---|---|---|---|---|---|---|---|---|
| Weather symbols | |
|
|
|
|
|
|
|
| Chance of precipitation |
20%
|
20%
|
10%
|
10%
|
10%
|
10%
|
10%
|
10%
|
| Temperature (°C) |
17°
|
16°
|
16°
|
19°
|
21°
|
21°
|
20°
|
17°
|
| Feels like temperature (°C) |
17°
|
16°
|
17°
|
19°
|
20°
|
21°
|
20°
|
17°
|
| Wind direction and speed (mph) |
ENE
5
|
E
4
|
E
4
|
ESE
6
|
WSW
8
|
WNW
8
|
NNE
7
|
NE
4
|
| Wind gust (mph) |
7
|
6
|
9
|
11
|
13
|
11
|
7
|
5
|
| Visibility (description) |
G
|
G
|
G
|
VG
|
VG
|
VG
|
VG
|
G
|
| Humidity |
91%
|
93%
|
93%
|
76%
|
68%
|
66%
|
73%
|
92%
|
| UV | - | - | 1 | 4 | 5 | 3 | 1 | - |
| Wind direction and speed (mph) |
5
|
– | – | – | – | – | – | – |
| Height of waves offshore (m) |
0.3
|
– | – | – | – | – | – | – |
| Period of waves offshore (s) |
8
|
– | – | – | – | – | – | – |
| Direction of waves offshore |
|
–
|
–
|
–
|
–
|
–
|
–
|
–
|
Tooltip header
Tide times
Wednesday 13 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 13 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 13 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Wednesday 13 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 14 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 14 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 14 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Thursday 14 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 15 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 15 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 15 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Friday 15 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 16 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 16 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 16 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Saturday 16 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 17 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 17 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 17 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Sunday 17 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 18 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 18 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 18 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Monday 18 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 19 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 19 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 19 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Tide times
Tuesday 19 August
Tide times and heights are from Trearddur Bay tidal station which is 0.8 miles away. So times may be different at this beach. What does this mean?
Contains ADMIRALTY® tidal data: © Crown Copyright and database right.
Trearddur Bay (Beach) weather map
View the weather with our interactive map
Loading map...
Wales weather forecast
Headline:
Gloomy start, but brighter and warm in the afternoon.
Today:
A grey start, but soon turning brighter for most with sunny periods and becoming very warm by midday. Not as hot as on Tuesday. Very isolated late-afternoon or evening showers with more patchy low cloud. Maximum temperature 26 °C.
Tonight:
Cloud thickening from the west and more showers move in to the southwest of the country. Some of these could be heavy and potentially thundery. Staying mild overnight. Minimum temperature 17 °C.
Thursday:
Showers continuing through the morning with the risk of the isolated rumble of thunder. More in the way of cloud to begin with. Turning brighter and drier through the afternoon. Maximum temperature 23 °C.
Outlook for Friday to Sunday:
Remaining settled and dry with plenty of sunny spells. Staying warm to very warm for the rest of the week
Updated: