Llandeilo (Carmarthenshire) weather

Forecast days

Overcast changing to mist by early evening.
Sunrise iconSunrise:
Sunset iconSunset:
L UV
L Pollution
No pollen data.

    7 day forecast for Llandeilo

    Today (7 March 2026)
    Time
    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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Mist Mist Mist Mist Mist
    Chance of precipitation
    <5%
    <5%
    10%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    20%
    Temperature
    10°
    10°
    11°
    11°
    10°
    10°
    Feels like temperature (°C)
    10°
    10°
    11°
    10°
    10°
    Wind direction and speed
    ENE
    3
    NE
    2
    ENE
    3
    E
    3
    S
    4
    SSW
    4
    SSW
    4
    SW
    4
    SW
    3
    W
    3
    ESE
    2
    NE
    2
    NE
    2
    NNE
    2
    Wind gust (mph)
    9
    10
    10
    11
    12
    11
    10
    8
    7
    6
    6
    7
    7
    7
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    M
    M
    Humidity
    77%
    69%
    67%
    67%
    67%
    70%
    75%
    83%
    87%
    92%
    93%
    93%
    94%
    95%
    UV 1 2 2 2 1 1 1 1 1 - - - - -
    Sunday (8 March 2026)
    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 Mist Mist Mist Mist Mist Mist Mist Mist Mist Mist Mist Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Cloudy Cloudy Mist Mist Mist
    Chance of precipitation
    30%
    40%
    40%
    40%
    40%
    40%
    40%
    20%
    20%
    30%
    30%
    20%
    10%
    20%
    20%
    20%
    20%
    20%
    20%
    30%
    30%
    30%
    30%
    40%
    Temperature (°C)
    10°
    11°
    12°
    12°
    13°
    13°
    13°
    12°
    11°
    11°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    10°
    10°
    11°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    10°
    10°
    Wind direction and speed (mph)
    NE
    2
    NE
    3
    NE
    3
    NNE
    2
    NNE
    2
    NNE
    2
    NE
    2
    NE
    2
    NE
    2
    ENE
    2
    ESE
    3
    SSE
    4
    SSE
    5
    S
    5
    S
    6
    S
    6
    S
    5
    SSE
    4
    ESE
    4
    E
    4
    NE
    4
    NE
    3
    NE
    3
    NNE
    3
    Wind gust (mph)
    7
    8
    8
    8
    8
    8
    9
    9
    8
    9
    12
    14
    15
    16
    15
    15
    15
    14
    13
    13
    14
    14
    14
    13
    Visibility (description)
    M
    M
    M
    M
    M
    M
    M
    M
    M
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    G
    Humidity
    96%
    96%
    97%
    98%
    98%
    98%
    98%
    98%
    95%
    93%
    91%
    87%
    84%
    82%
    81%
    81%
    83%
    86%
    89%
    92%
    93%
    93%
    94%
    94%
    UV - - - - - - 1 1 1 1 1 1 2 1 1 1 1 1 1 - - - - -
    Monday (9 March 2026)
    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 Mist Light shower night Light shower night Mist Mist Mist Mist Mist Mist Overcast Overcast Overcast Overcast Overcast Overcast Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy
    Chance of precipitation
    50%
    50%
    50%
    40%
    30%
    20%
    10%
    20%
    20%
    20%
    10%
    20%
    20%
    30%
    30%
    30%
    30%
    20%
    20%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    10°
    11°
    12°
    13°
    13°
    13°
    13°
    13°
    12°
    11°
    10°
    Feels like temperature (°C)
    10°
    11°
    11°
    11°
    12°
    12°
    12°
    12°
    11°
    10°
    Wind direction and speed (mph)
    NNE
    3
    NNE
    3
    NNE
    3
    NNE
    3
    NNE
    3
    NE
    3
    NE
    3
    NE
    3
    ESE
    3
    ESE
    3
    SSE
    5
    S
    6
    SSW
    7
    SSW
    7
    SSW
    6
    SSW
    6
    SW
    6
    SW
    5
    SW
    4
    SW
    4
    SW
    4
    SSW
    4
    SSW
    5
    SSW
    5
    Wind gust (mph)
    13
    13
    13
    12
    12
    12
    13
    11
    11
    13
    15
    16
    16
    16
    16
    15
    13
    11
    9
    10
    10
    11
    13
    13
    Visibility (description)
    M
    M
    M
    M
    M
    M
    M
    M
    G
    G
    G
    G
    VG
    VG
    G
    VG
    VG
    VG
    G
    G
    G
    M
    M
    M
    Humidity
    95%
    96%
    96%
    96%
    96%
    96%
    97%
    96%
    93%
    89%
    86%
    84%
    81%
    79%
    77%
    77%
    77%
    81%
    88%
    93%
    95%
    95%
    95%
    94%
    UV - - - - - - 1 1 1 1 1 2 2 2 1 1 1 1 1 - - - - -
    Tuesday (10 March 2026)
    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 Overcast Overcast Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Overcast Light rain Light rain Light rain Light rain Heavy rain Heavy rain
    Chance of precipitation
    10%
    10%
    20%
    20%
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    40%
    40%
    40%
    40%
    40%
    50%
    60%
    70%
    80%
    90%
    90%
    Temperature (°C)
    10°
    11°
    11°
    11°
    12°
    12°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    5
    SSW
    5
    SSW
    5
    SSW
    5
    SSW
    6
    SSW
    6
    SSW
    6
    SSW
    6
    SSW
    7
    SSW
    9
    SSW
    10
    SSW
    10
    SSW
    11
    SSW
    12
    SSW
    12
    SSW
    13
    SSW
    13
    SSW
    12
    SSW
    12
    SSW
    13
    S
    14
    S
    15
    S
    16
    S
    17
    Wind gust (mph)
    13
    13
    13
    13
    14
    15
    15
    16
    19
    22
    23
    25
    27
    27
    28
    28
    28
    27
    29
    31
    33
    34
    35
    37
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    M
    Humidity
    94%
    94%
    93%
    93%
    93%
    93%
    94%
    93%
    90%
    84%
    80%
    76%
    75%
    74%
    73%
    73%
    75%
    77%
    81%
    81%
    82%
    85%
    87%
    90%
    UV - - - - - - 1 1 1 1 1 1 2 2 1 1 1 1 1 - - - - -
    Wednesday (11 March 2026)
    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 shower night 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 Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy Cloudy
    Chance of precipitation
    ≥95%
    90%
    90%
    80%
    70%
    50%
    40%
    30%
    20%
    30%
    20%
    20%
    20%
    20%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    20%
    Temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    11°
    11°
    11°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSW
    17
    SSW
    17
    SSW
    16
    SSW
    16
    SW
    14
    SW
    12
    SW
    12
    SW
    11
    WSW
    11
    WSW
    12
    WSW
    13
    W
    14
    W
    14
    W
    13
    W
    13
    W
    13
    WSW
    12
    WSW
    11
    SW
    10
    SW
    9
    SW
    9
    SW
    9
    SSW
    10
    SSW
    11
    Wind gust (mph)
    37
    36
    35
    34
    31
    27
    26
    24
    27
    29
    30
    30
    30
    29
    27
    27
    26
    22
    19
    18
    20
    21
    22
    26
    Visibility (description)
    M
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    90%
    90%
    90%
    90%
    88%
    85%
    84%
    84%
    81%
    76%
    72%
    67%
    63%
    60%
    59%
    60%
    60%
    66%
    75%
    81%
    84%
    84%
    84%
    84%
    UV - - - - - - 1 1 1 1 1 2 2 2 1 1 1 1 1 - - - - -
    Thursday (12 March 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Overcast Light rain Light rain Light rain Light rain Light rain Light rain Light rain
    Chance of precipitation
    30%
    60%
    70%
    70%
    80%
    90%
    80%
    80%
    Temperature (°C)
    10°
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SSW
    13
    SSW
    16
    SSW
    18
    SSW
    19
    SW
    21
    SSW
    21
    SSW
    20
    SSW
    16
    Wind gust (mph)
    32
    35
    36
    39
    41
    41
    40
    32
    Visibility (description)
    G
    G
    G
    M
    M
    M
    M
    M
    Humidity
    84%
    86%
    91%
    91%
    90%
    90%
    91%
    89%
    UV - - 1 1 1 1 1 -
    Friday (13 March 2026)
    Time
    00:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Light shower night Light shower night Light shower day Light shower day Light shower day Light shower day Partly cloudy night Partly cloudy night
    Chance of precipitation
    80%
    80%
    70%
    60%
    60%
    60%
    40%
    30%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SW
    13
    SW
    12
    SW
    11
    SW
    12
    SW
    13
    WSW
    12
    WSW
    9
    WSW
    8
    Wind gust (mph)
    27
    24
    24
    27
    28
    24
    18
    15
    Visibility (description)
    G
    G
    G
    G
    VG
    VG
    VG
    G
    Humidity
    89%
    87%
    87%
    83%
    76%
    75%
    83%
    90%
    UV - - 1 1 2 1 1 -

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    Wales weather forecast

    Headline:

    Often cloudy, with patchy rain developing.

    Today:

    There will still be a lot of cloud around on Saturday with outbreaks of light and patchy drizzle developing from the south. The best of any sunshine likely in the far west of Carmarthenshire and Pembrokeshire. Feeling a little milder. Maximum temperature 10 °C.

    Tonight:

    Cloudy overnight with further outbreaks of patch rain and drizzle, however some heavier bursts are likely to develop and move northwards, before becoming more extensive later in the night. Minimum temperature 4 °C.

    Sunday:

    Remaining cloudy on Sunday with outbreaks of light rain and drizzle. These tending to transfer northwards during the day. Some brighter spells possible later in the south. Near normal temperatures. Maximum temperature 13 °C.

    Outlook for Monday to Wednesday:

    Cloudy for most, staying largely dry with occasional showers. Mild in sunny breaks. Turning wetter and windier from the west on Wednesday, with periods of rain developing.

    Updated:

    UK long range weather forecast

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