Porthtowan (Beach) (Cornwall) 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.

Waves

Risk of rip currents

Rip currents can occur on any beach but this beach has a greater risk of rips. Take care in the water.

What to do if you get caught in a rip (RNLI)



Forecast days

Sunny intervals changing to light showers by early evening.
Beach safety today
Very large, powerful waves and strong wind
  • • very high likelihood of injury in or near the sea

Tide: Next low tide (2.5m) at

Sunrise iconSunrise:
Sunset iconSunset:
H UV
L Pollution

    7 day forecast for Porthtowan (Beach)

    Today (31 August 2025)
    Time
    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 shower night Light shower night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    50%
    60%
    50%
    40%
    50%
    40%
    30%
    30%
    40%
    30%
    20%
    20%
    30%
    30%
    40%
    70%
    60%
    70%
    60%
    60%
    Temperature
    14°
    14°
    14°
    14°
    15°
    16°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    17°
    16°
    16°
    15°
    15°
    Feels like temperature (°C)
    13°
    13°
    13°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    Wind direction and speed
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    11
    SSW
    13
    SSW
    15
    SW
    16
    SSW
    17
    SSW
    18
    SSW
    19
    SW
    20
    SW
    20
    SW
    19
    SSW
    18
    SSW
    16
    SSW
    14
    SSW
    13
    SSW
    12
    SSW
    12
    Wind gust (mph)
    28
    28
    28
    27
    30
    32
    34
    35
    36
    37
    38
    37
    38
    36
    34
    34
    32
    32
    30
    29
    Visibility
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    84%
    84%
    85%
    84%
    82%
    75%
    68%
    63%
    63%
    62%
    57%
    58%
    56%
    62%
    65%
    71%
    76%
    80%
    84%
    85%
    UV - - 1 1 1 2 4 5 5 6 6 5 3 2 1 1 1 - - -
    Wind direction and speed
    10
    10
    10
    10
    11
    13
    15
    16
    17
    18
    19
    20
    20
    19
    18
    16
    14
    13
    12
    12
    Height of waves offshore (m)
    2.3
    2.4
    2.5
    2.5
    2.5
    2.5
    2.6
    2.6
    2.6
    2.6
    2.6
    2.6
    2.7
    2.7
    2.7
    2.5
    2.5
    2.5
    2.5
    2.4
    Period of waves offshore (s)
    11
    11
    11
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    13
    13
    13
    13
    13
    Direction of waves offshore
    Monday (1 September 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 shower night Light shower night Heavy shower night Heavy shower night Heavy shower night Heavy shower night Heavy shower night Heavy shower day Heavy shower day Heavy shower day Heavy shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    70%
    70%
    80%
    90%
    90%
    90%
    90%
    90%
    80%
    80%
    70%
    70%
    60%
    60%
    60%
    50%
    50%
    60%
    50%
    30%
    30%
    30%
    40%
    40%
    Temperature (°C)
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    15°
    15°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    15°
    15°
    15°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    13°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    Wind direction and speed (mph)
    SSW
    11
    SSW
    11
    SW
    11
    SW
    11
    SW
    11
    WSW
    12
    WSW
    12
    WSW
    12
    WSW
    12
    W
    13
    W
    14
    W
    15
    W
    16
    WSW
    16
    W
    16
    W
    16
    W
    16
    WSW
    16
    WSW
    15
    WSW
    13
    WSW
    11
    SW
    9
    SSW
    8
    SSW
    8
    Wind gust (mph)
    28
    29
    28
    28
    27
    27
    29
    27
    28
    29
    30
    30
    32
    32
    32
    31
    32
    31
    30
    26
    25
    24
    24
    24
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    86%
    87%
    86%
    89%
    88%
    89%
    88%
    87%
    84%
    80%
    77%
    72%
    70%
    69%
    69%
    70%
    69%
    74%
    75%
    76%
    80%
    83%
    84%
    UV - - - - - - 1 1 1 2 3 5 6 5 5 4 3 2 1 1 1 - - -
    Wind direction and speed (mph)
    11
    11
    11
    11
    11
    12
    12
    12
    12
    13
    14
    15
    16
    16
    16
    16
    16
    16
    15
    13
    11
    9
    8
    8
    Height of waves offshore (m)
    2.4
    2.3
    2.3
    2.3
    2.4
    2.4
    2.5
    2.5
    2.5
    2.5
    2.5
    2.4
    2.4
    2.4
    2.4
    2.4
    2.4
    2.3
    2.3
    2.4
    2.3
    2.3
    2.2
    2.1
    Period of waves offshore (s)
    13
    13
    13
    13
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    12
    Direction of waves offshore
    Tuesday (2 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Light rain Heavy rain Heavy shower day Light shower day Light shower day Light shower day Light shower night Light shower night
    Chance of precipitation
    40%
    70%
    ≥95%
    90%
    70%
    70%
    70%
    60%
    70%
    Temperature (°C)
    14°
    14°
    15°
    15°
    17°
    17°
    17°
    17°
    16°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    Wind direction and speed (mph)
    SSW
    8
    SSW
    9
    S
    12
    SSW
    14
    SW
    15
    WSW
    17
    WSW
    16
    WSW
    15
    WSW
    13
    Wind gust (mph)
    24
    27
    33
    31
    32
    32
    32
    27
    22
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    84%
    85%
    88%
    92%
    84%
    76%
    76%
    83%
    86%
    UV - - - 1 3 6 3 1 -
    Wind direction and speed (mph)
    8
    9
    12
    14
    15
    17
    16
    15
    13
    Height of waves offshore (m)
    2.1
    2.0
    2.0
    1.8
    1.8
    1.9
    2.3
    2.6
    2.8
    Period of waves offshore (s)
    11
    11
    11
    11
    10
    10
    10
    10
    10
    Direction of waves offshore
    Wednesday (3 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Light shower night Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Light shower night
    Chance of precipitation
    70%
    60%
    50%
    30%
    40%
    50%
    40%
    60%
    Temperature (°C)
    15°
    15°
    15°
    17°
    18°
    17°
    17°
    16°
    Feels like temperature (°C)
    13°
    14°
    13°
    15°
    15°
    15°
    15°
    14°
    Wind direction and speed (mph)
    WSW
    12
    WSW
    12
    WSW
    10
    WSW
    12
    SW
    15
    SW
    15
    SW
    12
    SSW
    10
    Wind gust (mph)
    20
    20
    19
    23
    26
    24
    23
    22
    Visibility (description)
    VG
    VG
    VG
    VG
    E
    VG
    VG
    VG
    Humidity
    88%
    88%
    88%
    79%
    73%
    76%
    81%
    85%
    UV - - 1 3 4 3 1 -
    Wind direction and speed (mph)
    12
    12
    10
    12
    15
    15
    12
    10
    Height of waves offshore (m)
    2.8
    2.7
    2.5
    2.3
    1.7
    1.9
    2.3
    2.3
    Period of waves offshore (s)
    10
    10
    11
    11
    11
    11
    11
    11
    Direction of waves offshore
    Thursday (4 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light shower night Light shower night Light shower day Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    60%
    60%
    60%
    50%
    40%
    30%
    30%
    30%
    Temperature (°C)
    15°
    14°
    14°
    16°
    18°
    18°
    16°
    15°
    Feels like temperature (°C)
    13°
    13°
    12°
    14°
    14°
    14°
    14°
    13°
    Wind direction and speed (mph)
    SSW
    11
    SSW
    11
    SW
    13
    WSW
    16
    W
    18
    W
    17
    W
    14
    W
    11
    Wind gust (mph)
    18
    17
    23
    27
    28
    27
    21
    17
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    88%
    88%
    87%
    80%
    71%
    71%
    77%
    84%
    UV - - 1 3 6 3 1 -
    Wind direction and speed (mph)
    11
    11
    13
    16
    18
    17
    14
    11
    Height of waves offshore (m)
    2.1
    2.1
    2.4
    2.9
    2.8
    2.7
    2.5
    2.3
    Period of waves offshore (s)
    11
    11
    10
    10
    10
    11
    11
    11
    Direction of waves offshore
    Friday (5 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    15°
    14°
    14°
    17°
    18°
    18°
    16°
    15°
    Feels like temperature (°C)
    13°
    13°
    12°
    15°
    15°
    15°
    15°
    14°
    Wind direction and speed (mph)
    WSW
    9
    WSW
    9
    WSW
    9
    WSW
    12
    WSW
    14
    WSW
    14
    SW
    11
    SSW
    8
    Wind gust (mph)
    16
    14
    18
    22
    23
    21
    14
    11
    Visibility (description)
    VG
    VG
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    85%
    87%
    88%
    76%
    70%
    70%
    79%
    89%
    UV - - 1 3 6 3 1 -
    Wind direction and speed (mph)
    9
    9
    9
    12
    14
    14
    11
    8
    Height of waves offshore (m)
    2.1
    Period of waves offshore (s)
    11
    Direction of waves offshore
    Saturday (6 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Overcast Overcast
    Chance of precipitation
    20%
    30%
    30%
    40%
    40%
    30%
    40%
    40%
    Temperature (°C)
    15°
    15°
    15°
    17°
    18°
    18°
    17°
    17°
    Feels like temperature (°C)
    14°
    14°
    13°
    15°
    15°
    15°
    15°
    15°
    Wind direction and speed (mph)
    SSW
    9
    S
    11
    S
    12
    S
    16
    SSW
    17
    SSW
    17
    SSW
    14
    S
    11
    Wind gust (mph)
    13
    14
    23
    26
    26
    24
    17
    13
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    91%
    92%
    93%
    87%
    85%
    86%
    88%
    92%
    UV - - 1 2 4 2 1 -
    Wind direction and speed (mph)
    9
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Sunday 31 August

    Tide times and heights are from Perranporth tidal station which is 5.9 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 31 August

    Tide times and heights are from Perranporth tidal station which is 5.9 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 31 August

    Tide times and heights are from Perranporth tidal station which is 5.9 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 31 August

    Tide times and heights are from Perranporth tidal station which is 5.9 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 1 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 1 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 1 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 1 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 2 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 2 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 2 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 2 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 3 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 3 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 3 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 3 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 4 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 4 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 4 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 4 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 5 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 5 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 5 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 5 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 6 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 6 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 6 September

    Tide times and heights are from Perranporth tidal station which is 5.9 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 6 September

    Tide times and heights are from Perranporth tidal station which is 5.9 miles away. So times may be different at this beach. What does this mean?

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

    UK video forecast

    Porthtowan (Beach) weather map

    View the weather with our interactive map

    Loading map...

    South West England weather forecast

    Headline:

    Remaining unsettled throughout the rest of the weekend.

    This Evening and Tonight:

    Rain clearing the east this evening leaving a mix of clear spells and a few showers overnight. The showers mainly across Devon and Cornwall, with many inland areas dry. Remaining breezy, especially near coasts and over hills. Minimum temperature 10 °C.

    Sunday:

    A bright day with blustery showers. Heavy, sometimes thundery downpours are expected throughout the day, interspersed with drier, sunnier spells. A windy day, especially near coasts. Maximum temperature 20 °C.

    Outlook for Monday to Wednesday:

    A bright day with blustery showers. Heavy, sometimes thundery downpours are expected throughout the day, interspersed with drier, sunnier spells. Feeling especially windy along the coast.

    Updated:

    UK long range weather forecast

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