Builth Wells (Powys) weather

Forecast days

Heavy rain changing to partly cloudy by early evening.
Sunrise iconSunrise:
Sunset iconSunset:
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No pollen data.

    7 day forecast for Builth Wells

    Today (20 October 2025)
    Time
    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 Light shower night Light shower night Light rain Heavy rain Heavy rain Light shower night Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Light shower night Light shower night
    Chance of precipitation
    40%
    60%
    60%
    80%
    ≥95%
    ≥95%
    90%
    70%
    60%
    60%
    60%
    60%
    70%
    70%
    70%
    80%
    70%
    40%
    30%
    30%
    40%
    60%
    70%
    Temperature
    11°
    11°
    11°
    11°
    11°
    12°
    12°
    11°
    12°
    12°
    13°
    13°
    13°
    14°
    14°
    14°
    13°
    13°
    12°
    12°
    12°
    11°
    11°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    13°
    13°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    10°
    10°
    Wind direction and speed
    SSE
    5
    SE
    5
    SE
    6
    SE
    6
    SE
    7
    SE
    7
    SE
    7
    SE
    6
    SE
    6
    SE
    6
    ESE
    6
    ESE
    5
    E
    4
    NE
    4
    NNW
    4
    NW
    5
    WNW
    5
    W
    5
    W
    5
    WSW
    5
    WSW
    4
    WSW
    5
    WSW
    5
    Wind gust (mph)
    13
    13
    15
    17
    19
    19
    18
    15
    15
    15
    14
    12
    9
    9
    10
    12
    12
    11
    10
    10
    10
    10
    11
    Visibility
    M
    G
    G
    G
    G
    G
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    Humidity
    94%
    94%
    94%
    93%
    93%
    94%
    94%
    95%
    93%
    92%
    89%
    86%
    85%
    84%
    82%
    82%
    86%
    87%
    88%
    91%
    92%
    93%
    93%
    UV - - - - - - 1 1 1 1 1 1 1 1 1 1 1 1 - - - - -
    Tuesday (21 October 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 Cloudy Overcast Cloudy Partly cloudy night Light shower night Light shower night Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower night Light shower night Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    70%
    70%
    50%
    50%
    40%
    40%
    50%
    60%
    60%
    60%
    70%
    80%
    80%
    70%
    80%
    80%
    80%
    80%
    70%
    70%
    80%
    70%
    60%
    60%
    Temperature (°C)
    11°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    11°
    11°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    11°
    10°
    10°
    10°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    5
    WSW
    6
    WSW
    7
    WSW
    7
    WSW
    7
    WSW
    6
    WSW
    6
    WSW
    6
    WSW
    7
    WSW
    8
    WSW
    9
    WSW
    10
    WSW
    11
    W
    11
    W
    12
    W
    12
    W
    11
    W
    10
    W
    9
    W
    8
    WSW
    8
    WSW
    7
    WSW
    7
    WSW
    7
    Wind gust (mph)
    13
    16
    16
    16
    16
    16
    16
    17
    21
    24
    26
    29
    30
    32
    32
    31
    28
    25
    23
    22
    20
    18
    17
    16
    Visibility (description)
    VG
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    92%
    94%
    93%
    93%
    93%
    93%
    92%
    93%
    93%
    93%
    91%
    88%
    85%
    83%
    80%
    81%
    79%
    84%
    87%
    87%
    87%
    90%
    90%
    89%
    UV - - - - - - - 1 1 1 1 1 2 2 1 1 1 1 1 - - - - -
    Wednesday (22 October 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 Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain
    Chance of precipitation
    40%
    30%
    20%
    20%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    20%
    30%
    30%
    30%
    30%
    30%
    40%
    60%
    60%
    70%
    ≥95%
    ≥95%
    ≥95%
    Temperature (°C)
    11°
    12°
    12°
    13°
    12°
    12°
    12°
    11°
    11°
    10°
    10°
    10°
    10°
    Feels like temperature (°C)
    10°
    11°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    6
    WSW
    6
    WSW
    5
    WSW
    5
    WSW
    5
    WSW
    4
    WSW
    4
    WSW
    4
    SW
    4
    SW
    3
    SW
    3
    SSW
    5
    SSW
    6
    SSW
    7
    SSW
    7
    S
    7
    S
    7
    SSE
    7
    SE
    7
    SE
    7
    SE
    8
    SE
    9
    SE
    9
    SE
    9
    Wind gust (mph)
    14
    12
    11
    10
    9
    9
    8
    7
    6
    6
    8
    12
    16
    19
    19
    18
    16
    16
    15
    17
    19
    17
    19
    20
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    M
    M
    M
    Humidity
    89%
    91%
    91%
    92%
    92%
    92%
    93%
    94%
    94%
    92%
    87%
    83%
    77%
    74%
    74%
    75%
    76%
    80%
    85%
    87%
    90%
    92%
    94%
    95%
    UV - - - - - - - 1 1 1 1 1 2 2 2 1 1 1 1 - - - - -
    Thursday (23 October 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 Light rain Light rain Light rain Light rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Heavy rain Light shower day Light shower day Light shower day Light shower day Light shower day Light shower day Light shower night Light shower night Light shower night Light shower night Light shower night Light shower night
    Chance of precipitation
    90%
    80%
    80%
    70%
    70%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    80%
    70%
    70%
    70%
    70%
    Temperature (°C)
    10°
    10°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    SE
    9
    S
    9
    SW
    10
    WSW
    12
    WSW
    12
    WSW
    12
    WSW
    12
    W
    13
    W
    12
    W
    13
    W
    14
    W
    15
    W
    15
    W
    15
    W
    16
    W
    15
    W
    15
    W
    15
    W
    14
    W
    13
    W
    13
    W
    12
    W
    11
    W
    11
    Wind gust (mph)
    20
    21
    20
    21
    21
    21
    26
    27
    28
    30
    31
    34
    36
    38
    39
    38
    35
    32
    28
    25
    24
    27
    26
    24
    Visibility (description)
    M
    M
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    95%
    95%
    93%
    92%
    92%
    92%
    92%
    91%
    91%
    90%
    87%
    85%
    85%
    80%
    79%
    81%
    81%
    80%
    83%
    86%
    88%
    89%
    90%
    90%
    UV - - - - - - - 1 1 1 1 1 1 2 1 1 1 1 1 - - - - -
    Friday (24 October 2025)
    Time
    00:00
    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 night Sunny intervals Cloudy Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    70%
    70%
    60%
    50%
    50%
    50%
    30%
    20%
    10%
    Temperature (°C)
    11°
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    W
    11
    W
    11
    W
    9
    W
    9
    WNW
    9
    WNW
    11
    NW
    11
    NW
    8
    NW
    8
    Wind gust (mph)
    24
    22
    21
    18
    21
    23
    19
    12
    10
    Visibility (description)
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    G
    Humidity
    91%
    91%
    91%
    93%
    90%
    82%
    81%
    88%
    90%
    UV - - - 1 1 2 1 - -
    Saturday (25 October 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Overcast Overcast Overcast Cloudy Sunny intervals Cloudy Cloudy
    Chance of precipitation
    20%
    20%
    20%
    20%
    30%
    20%
    20%
    20%
    Temperature (°C)
    Feels like temperature (°C)
    Wind direction and speed (mph)
    NW
    7
    NW
    6
    NNW
    6
    NW
    7
    NNW
    10
    NW
    10
    NW
    6
    WNW
    6
    Wind gust (mph)
    10
    12
    12
    19
    21
    18
    13
    11
    Visibility (description)
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    90%
    90%
    88%
    83%
    72%
    74%
    86%
    90%
    UV - - 1 1 2 1 - -
    Sunday (26 October 2025)
    Time
    01:00
    03:00
    06:00
    09:00
    12:00
    15:00
    18:00
    21:00
    Weather symbols Cloudy Overcast Overcast Overcast Overcast Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    30%
    30%
    30%
    20%
    30%
    20%
    Temperature (°C)
    10°
    Feels like temperature (°C)
    Wind direction and speed (mph)
    WNW
    6
    WNW
    6
    WNW
    7
    WNW
    8
    WNW
    11
    WNW
    10
    W
    10
    W
    10
    Wind gust (mph)
    12
    13
    15
    21
    21
    18
    15
    17
    Visibility (description)
    G
    VG
    G
    VG
    G
    G
    G
    G
    Humidity
    89%
    90%
    90%
    84%
    76%
    81%
    91%
    93%
    UV - - 1 1 1 1 - -

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    Wales weather forecast

    Headline:

    An unsettled week ahead.

    This Evening and Tonight:

    Clear spells and showers overnight, the showers turning heavy at times, with hail and thunder possible. Increasingly windy in the south by dawn with gales returning. A mild night. Minimum temperature 10 °C.

    Monday:

    A windy start with coastal gales in the south. Sunny spells and showers, these heavy at times with a risk of hail and thunder. Winds easing slowly. Temperatures around average. Maximum temperature 15 °C.

    Outlook for Tuesday to Thursday:

    A little drier on Tuesday with sunny spells and fewer showers. Staying unsettled on Wednesday and Thursday with showers or longer spells of rain. Often windy, with temperatures around average.

    Updated:

    UK long range weather forecast

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