Harlech (Beach) (Gwynedd) weather

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.



Forecast days

Light rain.
Beach safety today
Large, powerful waves and very strong wind
  • • only experts should take part in water activities
  • • walkers stay clear of edges

Tide: Next high tide (4.9m) at

Sunrise iconSunrise:
Sunset iconSunset:
L UV
L Pollution
No pollen data.

    7 day forecast for Harlech (Beach)

    Today (3 November 2025)
    Time
    23:00
    Weather symbols Light rain
    Chance of precipitation
    60%
    Temperature
    14°
    Feels like temperature (°C)
    Wind direction and speed
    SSW
    32
    Wind gust (mph)
    45
    Visibility
    VG
    Humidity
    92%
    UV -
    Wind direction and speed
    32
    Height of waves offshore (m)
    1.8
    Period of waves offshore (s)
    9
    Direction of waves offshore
    Tuesday (4 November 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Heavy rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Overcast Light rain Light rain Heavy rain Heavy rain Light rain Light rain
    Chance of precipitation
    80%
    70%
    80%
    90%
    90%
    ≥95%
    ≥95%
    ≥95%
    90%
    90%
    80%
    80%
    80%
    70%
    60%
    60%
    40%
    50%
    60%
    70%
    80%
    80%
    80%
    80%
    Temperature (°C)
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    12°
    Wind direction and speed (mph)
    SSW
    30
    SSW
    29
    SSW
    29
    SSW
    27
    SSW
    26
    S
    25
    S
    25
    S
    24
    S
    24
    S
    23
    S
    23
    S
    23
    S
    22
    S
    20
    S
    19
    S
    18
    S
    17
    S
    15
    SSE
    13
    SSE
    11
    SSE
    10
    ESE
    10
    SE
    10
    SSE
    11
    Wind gust (mph)
    43
    42
    42
    40
    38
    37
    36
    35
    35
    35
    34
    33
    30
    28
    26
    24
    24
    22
    21
    19
    18
    18
    18
    19
    Visibility (description)
    VG
    VG
    VG
    G
    G
    G
    G
    M
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    M
    G
    G
    G
    Humidity
    92%
    92%
    94%
    94%
    94%
    95%
    93%
    93%
    93%
    94%
    94%
    94%
    94%
    94%
    94%
    94%
    93%
    93%
    92%
    92%
    92%
    93%
    92%
    92%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    30
    29
    29
    27
    26
    25
    25
    24
    24
    23
    23
    23
    22
    20
    19
    18
    17
    15
    13
    11
    10
    10
    10
    11
    Height of waves offshore (m)
    1.8
    1.7
    1.6
    1.6
    1.5
    1.5
    1.5
    1.5
    1.4
    1.4
    1.4
    1.3
    1.2
    1.2
    1.1
    1.0
    1.0
    0.9
    0.9
    0.8
    0.8
    0.7
    0.7
    0.7
    Period of waves offshore (s)
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    Direction of waves offshore
    Wednesday (5 November 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    90%
    90%
    80%
    80%
    80%
    70%
    60%
    70%
    80%
    70%
    70%
    70%
    60%
    70%
    70%
    70%
    60%
    60%
    60%
    50%
    40%
    30%
    40%
    40%
    Temperature (°C)
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    16°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    Wind direction and speed (mph)
    SSE
    12
    SSE
    13
    SSE
    13
    SSE
    12
    SSE
    12
    SSE
    13
    SE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    14
    SSE
    14
    SSE
    14
    SSE
    13
    SSE
    14
    SSE
    14
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    SSE
    13
    Wind gust (mph)
    18
    16
    16
    15
    15
    15
    15
    16
    17
    19
    19
    19
    18
    20
    19
    19
    20
    19
    20
    21
    22
    21
    21
    21
    Visibility (description)
    G
    G
    G
    M
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    94%
    94%
    95%
    95%
    96%
    95%
    94%
    94%
    93%
    93%
    93%
    92%
    90%
    90%
    91%
    90%
    90%
    90%
    89%
    88%
    88%
    87%
    88%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    12
    13
    13
    12
    12
    13
    13
    13
    13
    13
    14
    14
    14
    13
    14
    14
    13
    13
    13
    13
    13
    13
    13
    13
    Height of waves offshore (m)
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    0.5
    0.5
    0.5
    0.5
    0.5
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.5
    Period of waves offshore (s)
    10
    10
    9
    9
    9
    9
    9
    9
    9
    9
    8
    8
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    Direction of waves offshore
    Thursday (6 November 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 Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    30%
    20%
    20%
    30%
    20%
    20%
    20%
    20%
    30%
    40%
    40%
    40%
    40%
    40%
    30%
    30%
    40%
    40%
    40%
    40%
    30%
    30%
    30%
    Temperature (°C)
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSE
    13
    SSE
    13
    SSE
    12
    SSE
    11
    SSE
    11
    SE
    11
    SE
    11
    SE
    11
    SE
    11
    SSE
    12
    SSE
    12
    SSE
    12
    S
    12
    S
    13
    S
    13
    S
    14
    S
    14
    S
    13
    S
    14
    SSW
    14
    SSW
    14
    SSW
    14
    SSW
    15
    SSW
    15
    Wind gust (mph)
    21
    20
    19
    18
    18
    18
    18
    19
    19
    19
    18
    18
    18
    19
    19
    17
    15
    18
    17
    17
    17
    17
    17
    18
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    Humidity
    88%
    87%
    86%
    86%
    85%
    86%
    86%
    85%
    85%
    86%
    87%
    87%
    88%
    90%
    88%
    88%
    86%
    87%
    86%
    86%
    87%
    85%
    85%
    86%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    13
    13
    12
    11
    11
    11
    11
    11
    11
    12
    12
    12
    12
    13
    13
    14
    14
    13
    14
    14
    14
    14
    15
    15
    Height of waves offshore (m)
    0.5
    0.5
    0.5
    0.5
    0.5
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.6
    0.7
    0.7
    0.7
    0.7
    0.8
    0.9
    0.9
    1.0
    1.0
    1.0
    1.0
    Period of waves offshore (s)
    9
    9
    9
    9
    10
    10
    10
    10
    10
    10
    10
    10
    8
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    9
    Direction of waves offshore
    Friday (7 November 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night
    Chance of precipitation
    30%
    30%
    30%
    40%
    40%
    40%
    50%
    50%
    50%
    40%
    50%
    40%
    30%
    30%
    40%
    40%
    50%
    50%
    40%
    40%
    40%
    40%
    40%
    40%
    Temperature (°C)
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    Wind direction and speed (mph)
    S
    15
    S
    16
    S
    16
    S
    16
    S
    16
    S
    16
    S
    17
    S
    17
    S
    16
    S
    16
    S
    17
    S
    17
    S
    16
    S
    15
    S
    14
    S
    14
    S
    14
    S
    13
    S
    13
    S
    12
    S
    11
    SSW
    11
    SW
    10
    SSW
    9
    Wind gust (mph)
    18
    20
    20
    21
    21
    19
    19
    20
    24
    25
    22
    22
    22
    20
    21
    20
    19
    17
    15
    15
    15
    15
    13
    12
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    83%
    83%
    84%
    85%
    85%
    85%
    86%
    85%
    85%
    84%
    84%
    84%
    83%
    85%
    84%
    84%
    84%
    84%
    85%
    86%
    86%
    87%
    86%
    86%
    UV - - - - - - - 1 1 1 1 1 1 1 1 1 1 - - - - - - -
    Wind direction and speed (mph)
    15
    16
    16
    16
    16
    16
    17
    17
    16
    16
    17
    17
    16
    15
    14
    14
    14
    13
    13
    12
    11
    11
    10
    9
    Height of waves offshore (m)
    1.0
    1.0
    1.0
    1.0
    1.0
    1.0
    0.9
    0.9
    1.0
    1.1
    1.2
    1.3
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.6
    0.5
    0.5
    0.5
    Period of waves offshore (s)
    7
    7
    7
    7
    8
    7
    7
    7
    8
    7
    6
    7
    5
    5
    6
    6
    6
    7
    7
    7
    7
    7
    7
    7
    Direction of waves offshore
    Saturday (8 November 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    20%
    10%
    10%
    <5%
    <5%
    <5%
    10%
    Temperature (°C)
    11°
    11°
    10°
    11°
    13°
    13°
    12°
    11°
    Feels like temperature (°C)
    11°
    11°
    Wind direction and speed (mph)
    SW
    9
    WSW
    8
    SW
    8
    SW
    8
    SW
    11
    SSW
    12
    S
    12
    SSE
    14
    Wind gust (mph)
    11
    10
    9
    10
    12
    13
    14
    16
    Visibility (description)
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    86%
    86%
    87%
    86%
    84%
    85%
    86%
    90%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    9
    8
    8
    8
    11
    12
    12
    14
    Height of waves offshore (m)
    0.5
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    Period of waves offshore (s)
    8
    9
    9
    9
    9
    9
    9
    9
    Direction of waves offshore
    Sunday (9 November 2025)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Partly cloudy night Partly cloudy night Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    10%
    20%
    20%
    30%
    40%
    40%
    50%
    50%
    Temperature (°C)
    11°
    12°
    12°
    12°
    13°
    13°
    12°
    12°
    Feels like temperature (°C)
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSE
    16
    SSE
    18
    SSE
    18
    SSE
    18
    SSE
    19
    S
    18
    SSE
    16
    SSE
    16
    Wind gust (mph)
    17
    21
    24
    30
    27
    25
    23
    19
    Visibility (description)
    VG
    G
    G
    VG
    G
    G
    G
    G
    Humidity
    92%
    90%
    88%
    88%
    89%
    88%
    90%
    90%
    UV - - - 1 1 1 - -
    Wind direction and speed (mph)
    16
    Height of waves offshore (m)
    0.4
    Period of waves offshore (s)
    9
    Direction of waves offshore

    Tide times

    Monday 3 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 3 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 3 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 3 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 4 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 4 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 4 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 4 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 5 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 5 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 5 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 5 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 6 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 6 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 6 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 6 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 7 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 7 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 7 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 7 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 8 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 8 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 8 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 8 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 9 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 9 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 9 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 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 9 November

    Tide times and heights are from Porthmadog tidal station which is 3.7 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Harlech (Beach) weather map

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    WARNING
    Flood alerts icon
    Flood alerts in force for Wales
    Flood alerts in force for Wales

    Wales weather forecast

    Headline:

    Windy with rain at times, heavy and persistent in places.

    This Evening and Tonight:

    A wet evening and night for many with the rain most persistent in the west and over higher ground. Drier at times in some eastern areas and north of higher ground. Very mild and windy with gales on exposed coasts. Minimum temperature 12 °C.

    Tuesday:

    Cloudy and often wet with any drier interludes mainly in the north and east and fairly brief. Heavier rain arriving in south Wales by dusk. Very mild with winds easing. Maximum temperature 16 °C.

    Outlook for Wednesday to Friday:

    Staying very mild and rather unsettled through the remainder of the week. Showers or occasional longer periods of rain with the chance of some brighter spells. Breezy at times.

    Updated:

    UK long range weather forecast

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