St Ives - Porthmeor (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 cloudy by early evening.
Beach safety today
Large, powerful waves and strong wind
  • • only experts should take part in water activities

Tide: Next high tide (4.3m) at

Sunrise iconSunrise:
Sunset iconSunset:
H UV
L Pollution

    7 day forecast for St Ives - Porthmeor (Beach)

    Today (2 September 2025)
    Time
    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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Light rain Light rain Heavy rain Heavy rain
    Chance of precipitation
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    10%
    10%
    20%
    30%
    50%
    70%
    80%
    90%
    90%
    Temperature
    17°
    18°
    18°
    18°
    19°
    19°
    18°
    18°
    18°
    17°
    17°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    15°
    16°
    16°
    17°
    17°
    16°
    16°
    16°
    15°
    15°
    15°
    14°
    14°
    14°
    13°
    Wind direction and speed
    W
    10
    W
    11
    W
    12
    WNW
    13
    W
    13
    W
    13
    W
    14
    W
    15
    W
    16
    WSW
    15
    WSW
    14
    SW
    12
    SSW
    12
    S
    13
    S
    16
    Wind gust (mph)
    16
    16
    16
    16
    17
    18
    19
    19
    21
    20
    19
    21
    23
    24
    26
    Visibility
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    G
    M
    P
    Humidity
    90%
    86%
    85%
    85%
    84%
    84%
    83%
    82%
    81%
    81%
    80%
    83%
    85%
    88%
    90%
    UV 2 3 4 4 6 5 4 3 2 1 1 1 - - -
    Wind direction and speed
    10
    11
    12
    13
    13
    13
    14
    15
    16
    15
    14
    12
    12
    13
    16
    Height of waves offshore (m)
    1.6
    1.5
    1.5
    1.4
    1.4
    1.4
    1.4
    1.4
    1.4
    1.4
    1.3
    1.3
    1.3
    1.3
    1.2
    Period of waves offshore (s)
    11
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    10
    Direction of waves offshore
    Wednesday (3 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 Heavy rain Light rain Cloudy Light rain Heavy rain Heavy rain Light shower night Light shower day Light shower day Light shower day Light shower day Light shower day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Light shower day Heavy shower night Heavy rain Heavy shower night Heavy shower night
    Chance of precipitation
    90%
    70%
    40%
    70%
    80%
    80%
    80%
    50%
    50%
    70%
    70%
    60%
    50%
    50%
    40%
    20%
    20%
    30%
    40%
    50%
    80%
    90%
    90%
    90%
    Temperature (°C)
    16°
    17°
    18°
    18°
    17°
    17°
    17°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    18°
    18°
    18°
    17°
    17°
    17°
    16°
    15°
    15°
    14°
    Feels like temperature (°C)
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    13°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    Wind direction and speed (mph)
    SSE
    20
    SSW
    24
    SW
    27
    SW
    27
    SW
    25
    SW
    23
    SW
    20
    SW
    19
    SW
    20
    WSW
    21
    WSW
    23
    WSW
    24
    WSW
    26
    W
    26
    W
    25
    W
    25
    WSW
    24
    WSW
    23
    WSW
    21
    WSW
    19
    SW
    17
    SW
    16
    SW
    15
    SW
    15
    Wind gust (mph)
    33
    40
    39
    36
    35
    29
    30
    28
    28
    28
    30
    33
    35
    35
    35
    35
    34
    33
    31
    30
    30
    29
    28
    26
    Visibility (description)
    M
    G
    G
    VG
    G
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    Humidity
    92%
    91%
    88%
    87%
    87%
    88%
    87%
    87%
    85%
    84%
    82%
    79%
    77%
    78%
    77%
    74%
    73%
    73%
    73%
    74%
    75%
    79%
    81%
    81%
    UV - - - - - - 1 1 1 2 3 4 5 6 5 4 3 2 1 1 1 - - -
    Wind direction and speed (mph)
    20
    24
    27
    27
    25
    23
    20
    19
    20
    21
    23
    24
    26
    26
    25
    25
    24
    23
    21
    19
    17
    16
    15
    15
    Height of waves offshore (m)
    1.2
    1.2
    1.2
    1.4
    1.6
    1.7
    1.7
    1.6
    1.5
    1.5
    1.5
    1.5
    1.6
    1.8
    2.0
    2.2
    2.4
    2.5
    2.5
    2.5
    2.4
    2.3
    2.2
    2.0
    Period of waves offshore (s)
    10
    9
    9
    9
    9
    9
    9
    10
    10
    10
    11
    11
    11
    11
    11
    11
    10
    10
    10
    10
    10
    11
    11
    11
    Direction of waves offshore
    Thursday (4 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Heavy shower night Light shower night Light shower night Light shower day Light shower day Light shower day Light shower day Light shower night Light shower night
    Chance of precipitation
    80%
    90%
    80%
    70%
    80%
    80%
    70%
    60%
    50%
    Temperature (°C)
    14°
    14°
    13°
    14°
    16°
    17°
    17°
    16°
    15°
    Feels like temperature (°C)
    11°
    11°
    10°
    10°
    13°
    14°
    14°
    12°
    11°
    Wind direction and speed (mph)
    SW
    16
    SW
    16
    WSW
    18
    W
    18
    W
    17
    W
    17
    W
    17
    W
    19
    W
    18
    Wind gust (mph)
    28
    32
    29
    28
    28
    28
    28
    27
    26
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    Humidity
    81%
    79%
    72%
    73%
    73%
    73%
    73%
    72%
    69%
    UV - - - 1 3 5 3 1 -
    Wind direction and speed (mph)
    16
    16
    18
    18
    17
    17
    17
    19
    18
    Height of waves offshore (m)
    1.9
    1.8
    1.9
    2.0
    1.9
    1.7
    2.3
    2.3
    2.1
    Period of waves offshore (s)
    11
    11
    11
    11
    11
    11
    12
    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 day Clear night Clear night
    Chance of precipitation
    40%
    20%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    14°
    14°
    13°
    17°
    18°
    18°
    17°
    14°
    Feels like temperature (°C)
    11°
    11°
    11°
    15°
    16°
    16°
    15°
    13°
    Wind direction and speed (mph)
    W
    16
    W
    14
    WSW
    10
    W
    9
    W
    11
    SW
    11
    SSW
    9
    SSE
    7
    Wind gust (mph)
    23
    19
    15
    14
    15
    13
    12
    15
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    68%
    66%
    68%
    65%
    65%
    66%
    68%
    80%
    UV - - 1 3 6 3 1 -
    Wind direction and speed (mph)
    16
    14
    10
    9
    11
    11
    9
    7
    Height of waves offshore (m)
    2.0
    1.8
    1.7
    1.5
    1.4
    1.3
    1.3
    1.2
    Period of waves offshore (s)
    11
    10
    10
    10
    10
    10
    10
    10
    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 Clear night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Overcast
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    20%
    30%
    30%
    40%
    Temperature (°C)
    14°
    14°
    14°
    17°
    19°
    19°
    18°
    17°
    Feels like temperature (°C)
    13°
    12°
    12°
    14°
    15°
    15°
    13°
    14°
    Wind direction and speed (mph)
    SSE
    9
    SSE
    10
    SE
    11
    SE
    16
    SSE
    19
    SE
    20
    SE
    22
    SE
    21
    Wind gust (mph)
    18
    18
    24
    26
    26
    29
    30
    30
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    83%
    84%
    84%
    78%
    72%
    74%
    80%
    88%
    UV - - 1 2 5 2 1 -
    Wind direction and speed (mph)
    9
    10
    11
    16
    19
    20
    22
    21
    Height of waves offshore (m)
    1.2
    1.1
    1.1
    1.1
    1.0
    1.0
    0.9
    0.9
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    10
    10
    10
    Direction of waves offshore
    Sunday (7 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Light rain Drizzle Drizzle Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    50%
    50%
    50%
    50%
    40%
    30%
    30%
    30%
    Temperature (°C)
    17°
    17°
    17°
    17°
    18°
    17°
    16°
    16°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    Wind direction and speed (mph)
    SSE
    20
    S
    18
    S
    17
    SW
    16
    SSW
    19
    SSW
    19
    SSW
    18
    SSW
    15
    Wind gust (mph)
    28
    27
    25
    25
    25
    23
    20
    19
    Visibility (description)
    G
    G
    G
    G
    G
    VG
    VG
    VG
    Humidity
    92%
    92%
    92%
    92%
    90%
    85%
    85%
    83%
    UV - - 1 2 4 3 1 -
    Wind direction and speed (mph)
    20
    18
    17
    16
    19
    19
    18
    15
    Height of waves offshore (m)
    0.8
    0.7
    0.7
    0.9
    1.1
    1.5
    1.8
    1.8
    Period of waves offshore (s)
    10
    10
    10
    10
    10
    10
    9
    9
    Direction of waves offshore
    Monday (8 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%
    30%
    30%
    40%
    40%
    30%
    40%
    40%
    Temperature (°C)
    15°
    15°
    14°
    17°
    17°
    17°
    15°
    15°
    Feels like temperature (°C)
    12°
    12°
    11°
    13°
    12°
    12°
    11°
    11°
    Wind direction and speed (mph)
    SW
    17
    SW
    16
    SW
    17
    SW
    21
    SW
    23
    WSW
    23
    WSW
    22
    SW
    19
    Wind gust (mph)
    20
    22
    21
    23
    26
    24
    23
    20
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    79%
    78%
    78%
    77%
    76%
    77%
    79%
    82%
    UV - - 1 3 5 2 1 -
    Wind direction and speed (mph)
    17
    Height of waves offshore (m)
    Period of waves offshore (s)
    Direction of waves offshore

    Tide times

    Tuesday 2 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 St. Ives tidal station which is 0.1 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 7 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 7 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 7 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 7 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 8 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 8 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 8 September

    Tide times and heights are from St. Ives tidal station which is 0.1 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 8 September

    Tide times and heights are from St. Ives tidal station which is 0.1 miles away. So times may be different at this beach. What does this mean?

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

    St Ives - Porthmeor (Beach) weather map

    View the weather with our interactive map

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    South West England weather forecast

    Headline:

    Remaining unsettled with further scattered, blustery showers.

    Today:

    Widespread cloud and rain will spread eastwards through the morning, with heavy downpours at times. Turning brighter from the west into the afternoon, although occasional showers are still possible. Breezy, especially along the south coast. Maximum temperature 21 °C.

    Tonight:

    Settled for many this evening with a few clear spells, before becoming overcast tonight as a band of rain moves in from the southwest. Some heavy downpours and becoming breezier. Minimum temperature 12 °C.

    Wednesday:

    Widely wet and windy through the morning, with heavy, sometimes thundery spells at times. Brighter skies developing by the afternoon bringing a mixture of sunshine and blustery showers. Maximum temperature 20 °C.

    Outlook for Thursday to Saturday:

    Scattered, blustery showers for many on Thursday, but some brighter spells too. More settled from Friday; mainly dry with some sunshine, though still rather breezy at times.

    Updated:

    UK long range weather forecast

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