Gorseinon (Swansea) weather

Forecast days

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

    7 day forecast for Gorseinon

    Today (15 September 2025)
    Time
    23:00
    Weather symbols Partly cloudy night
    Chance of precipitation
    <5%
    Temperature
    14°
    Feels like temperature (°C)
    11°
    Wind direction and speed
    W
    17
    Wind gust (mph)
    39
    Visibility
    VG
    Humidity
    74%
    UV -
    Tuesday (16 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Clear night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Light shower day Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain
    Chance of precipitation
    20%
    20%
    10%
    10%
    10%
    20%
    10%
    <5%
    10%
    20%
    10%
    10%
    10%
    10%
    20%
    30%
    50%
    70%
    80%
    90%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    Temperature (°C)
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    14°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    14°
    14°
    13°
    13°
    13°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    12°
    12°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    13°
    12°
    Wind direction and speed (mph)
    W
    16
    W
    15
    W
    14
    W
    13
    W
    13
    W
    12
    W
    11
    W
    9
    WNW
    9
    W
    10
    W
    12
    W
    12
    W
    13
    W
    13
    WSW
    13
    WSW
    12
    WSW
    11
    WSW
    9
    WSW
    7
    SW
    6
    SW
    5
    SSW
    5
    SSW
    6
    S
    8
    Wind gust (mph)
    37
    36
    34
    34
    33
    31
    28
    24
    26
    28
    28
    28
    27
    26
    27
    25
    24
    21
    17
    13
    10
    12
    18
    27
    Visibility (description)
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    M
    M
    M
    Humidity
    75%
    75%
    76%
    76%
    76%
    76%
    77%
    79%
    79%
    75%
    68%
    65%
    63%
    60%
    63%
    65%
    67%
    74%
    79%
    83%
    88%
    91%
    94%
    96%
    UV - - - - - - 1 1 1 2 3 4 4 4 3 3 1 1 1 1 - - - -
    Wednesday (17 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 Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy 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
    Chance of precipitation
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    90%
    90%
    90%
    ≥95%
    ≥95%
    90%
    90%
    80%
    70%
    70%
    70%
    70%
    70%
    70%
    60%
    60%
    60%
    60%
    Temperature (°C)
    14°
    14°
    14°
    14°
    15°
    16°
    16°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    Feels like temperature (°C)
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    Wind direction and speed (mph)
    S
    10
    S
    12
    S
    13
    S
    15
    S
    16
    SSW
    18
    SW
    19
    SW
    19
    SW
    18
    SW
    18
    SW
    17
    SW
    17
    WSW
    17
    SW
    16
    SW
    16
    SW
    15
    SW
    15
    SW
    14
    SW
    13
    SW
    13
    SW
    12
    SW
    12
    SW
    12
    SW
    13
    Wind gust (mph)
    29
    31
    34
    36
    39
    42
    43
    41
    40
    39
    38
    36
    35
    33
    33
    32
    30
    28
    27
    26
    28
    27
    29
    28
    Visibility (description)
    M
    M
    P
    P
    P
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    G
    G
    VG
    VG
    VG
    Humidity
    95%
    95%
    95%
    94%
    94%
    95%
    95%
    95%
    95%
    96%
    96%
    96%
    96%
    96%
    95%
    95%
    96%
    95%
    96%
    95%
    95%
    95%
    95%
    94%
    UV - - - - - - 1 1 1 1 1 1 1 2 2 1 1 1 1 1 - - - -
    Thursday (18 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 Overcast Overcast Light rain Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Light rain Light rain Light rain Light rain Light rain Light rain Overcast
    Chance of precipitation
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    40%
    30%
    30%
    30%
    30%
    40%
    40%
    40%
    50%
    60%
    60%
    60%
    60%
    50%
    50%
    40%
    Temperature (°C)
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    18°
    18°
    18°
    18°
    19°
    18°
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    Feels like temperature (°C)
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    Wind direction and speed (mph)
    SW
    13
    SW
    13
    SW
    13
    SSW
    13
    SW
    13
    SW
    14
    SW
    14
    SSW
    14
    SSW
    14
    SSW
    15
    SW
    15
    SW
    16
    SW
    16
    SW
    16
    SW
    16
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    SSW
    13
    SSW
    12
    SSW
    11
    SSW
    11
    SSW
    11
    Wind gust (mph)
    29
    28
    26
    24
    28
    30
    32
    32
    33
    35
    34
    35
    33
    31
    30
    30
    28
    27
    28
    30
    28
    28
    26
    26
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    94%
    93%
    93%
    92%
    92%
    92%
    92%
    93%
    92%
    91%
    89%
    87%
    87%
    86%
    86%
    87%
    88%
    90%
    91%
    92%
    93%
    93%
    93%
    94%
    UV - - - - - - 1 1 1 1 1 2 2 2 2 1 1 1 1 1 - - - -
    Friday (19 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 Overcast Light rain Light rain Light rain Light rain Overcast Overcast Overcast Overcast Light rain Overcast Overcast Overcast Light rain Light rain Cloudy Cloudy Cloudy Light rain Light shower night Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    50%
    50%
    50%
    50%
    60%
    50%
    40%
    50%
    50%
    50%
    40%
    40%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    50%
    40%
    40%
    50%
    50%
    Temperature (°C)
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    16°
    16°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    14°
    14°
    14°
    14°
    Wind direction and speed (mph)
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    9
    SSW
    9
    SSW
    9
    SSW
    9
    SSW
    9
    SSW
    9
    SSW
    9
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SSW
    10
    SW
    10
    SW
    9
    SW
    9
    SW
    8
    SW
    7
    SSW
    7
    SW
    7
    WSW
    7
    Wind gust (mph)
    27
    25
    24
    24
    23
    21
    21
    19
    17
    17
    15
    17
    15
    15
    14
    13
    15
    15
    15
    14
    13
    12
    12
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    93%
    93%
    94%
    94%
    93%
    93%
    93%
    93%
    92%
    91%
    88%
    87%
    85%
    86%
    83%
    84%
    84%
    87%
    88%
    90%
    91%
    89%
    90%
    UV - - - - - - 1 1 1 1 1 2 2 3 2 2 1 1 1 1 - - - -
    Saturday (20 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    50%
    40%
    40%
    40%
    50%
    40%
    40%
    30%
    30%
    Temperature (°C)
    14°
    14°
    13°
    13°
    15°
    16°
    16°
    14°
    12°
    Feels like temperature (°C)
    14°
    13°
    13°
    12°
    13°
    14°
    14°
    13°
    11°
    Wind direction and speed (mph)
    WSW
    7
    SW
    6
    WSW
    6
    WSW
    6
    WSW
    9
    WSW
    11
    WNW
    11
    WNW
    9
    NW
    7
    Wind gust (mph)
    12
    12
    11
    12
    16
    17
    16
    12
    10
    Visibility (description)
    VG
    VG
    VG
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    90%
    91%
    92%
    93%
    86%
    73%
    71%
    79%
    88%
    UV - - - 1 2 3 2 1 -
    Sunday (21 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%
    50%
    40%
    30%
    20%
    20%
    Temperature (°C)
    11°
    11°
    10°
    13°
    14°
    14°
    13°
    11°
    Feels like temperature (°C)
    10°
    11°
    12°
    12°
    10°
    Wind direction and speed (mph)
    NNW
    7
    NW
    7
    NNW
    7
    NNW
    10
    NNW
    11
    NNW
    12
    NNW
    11
    N
    8
    Wind gust (mph)
    10
    10
    12
    14
    18
    18
    16
    11
    Visibility (description)
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    Humidity
    89%
    90%
    90%
    80%
    70%
    64%
    72%
    81%
    UV - - 1 2 3 2 1 -

    UK video forecast

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

    Wales weather forecast

    Headline:

    A changeable week to come.

    This Evening and Tonight:

    Windy this evening with coastal gales at first but winds gradually easing into the early hours. Scattered showers, some heavy this evening, but many places turning drier overnight. Staying fairly mild. Minimum temperature 10 °C.

    Tuesday:

    A drier day albeit still the chance of a few isolated showers. Sunny spells are likely through the morning, but any sunshine turning hazy through the afternoon. Still breezy. Maximum temperature 17 °C.

    Outlook for Wednesday to Friday:

    Remaining changeable and often windy with rain at times and a chance of coastal gales. A little milder and more humid by the end of the week.

    Updated:

    UK long range weather forecast

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