Trelleck (Monmouthshire) weather

Forecast days

Light rain changing to overcast by lunchtime.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Trelleck

    Today (18 September 2025)
    Time
    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 rain Light rain Light rain Light rain Light rain Overcast Overcast Overcast Cloudy Sunny intervals Cloudy Overcast Cloudy Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    80%
    60%
    90%
    90%
    70%
    50%
    30%
    20%
    10%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    16°
    15°
    16°
    16°
    17°
    17°
    17°
    18°
    18°
    19°
    19°
    19°
    18°
    17°
    17°
    17°
    16°
    16°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    16°
    16°
    17°
    17°
    16°
    16°
    15°
    15°
    15°
    14°
    Wind direction and speed
    SW
    11
    SW
    11
    SW
    12
    SW
    13
    SW
    14
    SW
    15
    SW
    15
    SW
    15
    SW
    15
    SW
    15
    SW
    14
    SW
    12
    SW
    11
    SSW
    11
    SSW
    11
    SSW
    11
    SSW
    11
    SSW
    11
    Wind gust (mph)
    23
    25
    25
    27
    29
    30
    32
    33
    32
    31
    29
    26
    23
    22
    23
    23
    23
    23
    Visibility
    P
    P
    M
    M
    M
    M
    VG
    VG
    VG
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    98%
    99%
    98%
    98%
    98%
    97%
    93%
    88%
    85%
    81%
    78%
    79%
    84%
    86%
    86%
    87%
    91%
    91%
    UV 1 1 1 1 2 2 2 2 2 2 2 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 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 Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    <5%
    <5%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    16°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    14°
    15°
    16°
    17°
    18°
    18°
    19°
    19°
    20°
    19°
    19°
    17°
    16°
    16°
    15°
    15°
    Feels like temperature (°C)
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    15°
    15°
    16°
    17°
    18°
    18°
    18°
    18°
    18°
    17°
    16°
    15°
    15°
    14°
    Wind direction and speed (mph)
    SSW
    12
    SSW
    11
    SSW
    11
    SSW
    11
    SSW
    10
    SSW
    10
    SSW
    10
    S
    9
    S
    9
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SW
    9
    SW
    9
    SW
    8
    SW
    7
    SW
    6
    SSW
    6
    SSW
    5
    SSW
    5
    SSW
    5
    Wind gust (mph)
    22
    22
    21
    20
    19
    19
    18
    18
    19
    20
    20
    20
    20
    19
    19
    18
    17
    14
    12
    9
    10
    10
    9
    9
    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
    91%
    92%
    93%
    92%
    92%
    92%
    92%
    93%
    92%
    86%
    85%
    81%
    77%
    76%
    75%
    73%
    73%
    75%
    78%
    87%
    90%
    92%
    93%
    95%
    UV - - - - - - 1 1 1 1 2 3 3 3 3 2 2 1 1 1 - - - -
    Saturday (20 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 Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Light rain Light rain Light rain Light rain Light rain Light rain 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 Partly cloudy night
    Chance of precipitation
    20%
    20%
    20%
    20%
    20%
    30%
    40%
    40%
    50%
    60%
    50%
    60%
    70%
    70%
    70%
    70%
    60%
    50%
    50%
    40%
    40%
    40%
    40%
    40%
    Temperature (°C)
    15°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    12°
    12°
    12°
    11°
    Feels like temperature (°C)
    14°
    14°
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    13°
    13°
    12°
    12°
    12°
    11°
    10°
    10°
    10°
    Wind direction and speed (mph)
    SSW
    5
    S
    5
    S
    5
    S
    5
    S
    5
    S
    5
    SSE
    6
    SSE
    6
    S
    6
    S
    8
    S
    9
    S
    10
    S
    11
    S
    12
    SSW
    13
    SW
    13
    W
    14
    W
    14
    WSW
    12
    SW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    10
    Wind gust (mph)
    8
    9
    10
    11
    11
    11
    12
    14
    16
    18
    18
    19
    20
    21
    22
    21
    21
    21
    19
    20
    21
    20
    20
    19
    Visibility (description)
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    G
    G
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    Humidity
    95%
    96%
    96%
    96%
    97%
    97%
    96%
    96%
    96%
    94%
    94%
    90%
    90%
    93%
    96%
    90%
    87%
    82%
    82%
    86%
    88%
    88%
    87%
    87%
    UV - - - - - - 1 1 1 1 1 1 2 2 2 2 1 1 1 1 - - - -
    Sunday (21 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 Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    40%
    40%
    40%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    30%
    30%
    20%
    20%
    30%
    Temperature (°C)
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    11°
    12°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    10°
    10°
    Feels like temperature (°C)
    10°
    10°
    11°
    11°
    11°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    10
    WSW
    9
    W
    9
    W
    9
    W
    8
    WNW
    7
    WNW
    7
    WNW
    7
    WNW
    7
    NW
    8
    NNW
    9
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    11
    NNW
    10
    N
    10
    NNW
    10
    N
    9
    N
    8
    N
    8
    N
    9
    N
    9
    Wind gust (mph)
    18
    18
    17
    16
    16
    15
    13
    15
    17
    19
    21
    21
    21
    23
    23
    24
    23
    19
    19
    17
    16
    15
    15
    16
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    Humidity
    87%
    88%
    86%
    88%
    88%
    89%
    90%
    90%
    87%
    82%
    77%
    72%
    64%
    61%
    58%
    56%
    59%
    61%
    66%
    75%
    78%
    82%
    81%
    83%
    UV - - - - - - 1 1 1 1 2 3 3 4 3 2 1 1 1 1 - - - -
    Monday (22 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 Partly cloudy night Sunny day Sunny day Sunny day 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 Partly cloudy night
    Chance of precipitation
    30%
    20%
    20%
    20%
    10%
    10%
    10%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    <5%
    10%
    <5%
    Temperature (°C)
    10°
    11°
    12°
    13°
    13°
    14°
    13°
    13°
    12°
    10°
    Feels like temperature (°C)
    10°
    10°
    11°
    11°
    11°
    11°
    10°
    Wind direction and speed (mph)
    N
    8
    N
    8
    N
    8
    N
    8
    N
    8
    N
    8
    N
    8
    NNE
    8
    N
    8
    NNE
    10
    NNE
    11
    NNE
    12
    NNE
    12
    NNE
    12
    NNE
    12
    NNE
    12
    NNE
    11
    NNE
    11
    NNE
    10
    NNE
    8
    NNE
    7
    NNE
    6
    NNE
    6
    NNE
    6
    Wind gust (mph)
    15
    13
    13
    13
    15
    15
    17
    17
    21
    23
    24
    24
    26
    26
    25
    25
    24
    21
    15
    14
    14
    13
    13
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    85%
    85%
    86%
    86%
    88%
    88%
    87%
    87%
    85%
    77%
    69%
    64%
    56%
    53%
    48%
    47%
    46%
    48%
    54%
    63%
    67%
    69%
    73%
    75%
    UV - - - - - - 1 1 1 1 2 3 4 4 3 2 2 1 1 1 - - - -
    Tuesday (23 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols No weather symbol data Partly cloudy night Partly cloudy night Sunny intervals Cloudy Cloudy Cloudy Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    <5%
    <5%
    <5%
    Temperature (°C)
    10°
    13°
    14°
    11°
    Feels like temperature (°C)
    11°
    12°
    Wind direction and speed (mph)
    N
    5
    N
    5
    NNW
    5
    NNW
    5
    NNW
    8
    N
    9
    N
    9
    N
    7
    N
    6
    Wind gust (mph)
    10
    8
    6
    9
    16
    17
    15
    10
    7
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    79%
    83%
    85%
    67%
    56%
    55%
    70%
    80%
    UV - - - 1 2 4 1 1 -
    Wednesday (24 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Cloudy Cloudy Cloudy Overcast Cloudy Cloudy Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    <5%
    Temperature (°C)
    11°
    14°
    14°
    11°
    10°
    Feels like temperature (°C)
    12°
    12°
    10°
    Wind direction and speed (mph)
    N
    5
    N
    5
    N
    5
    N
    8
    N
    9
    N
    8
    N
    7
    NNE
    5
    Wind gust (mph)
    6
    6
    6
    12
    13
    11
    8
    6
    Visibility (description)
    VG
    G
    G
    VG
    VG
    VG
    VG
    G
    Humidity
    85%
    87%
    90%
    76%
    59%
    56%
    78%
    84%
    UV - - 1 2 3 1 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:

    Often cloudy with patchy rain at times.

    Today:

    A cloudy, damp and mild start to Thursday. Cloud breaking in the east with some brighter spells, but drizzle persisting over the hills in the west. Staying windy and humid. Maximum temperature 20 °C.

    Tonight:

    Remaining cloudy in the west overnight with drizzle persisting over hills. Drier in the east with a few clear spells. Windy in the northwest, but winds easing elsewhere by dawn. Minimum temperature 12 °C.

    Friday:

    Cloudy in the west with rain and drizzle, turning heavy at times over hills and mountains. Some brighter and drier intervals in the east. Winds continue to ease. Feeling humid. Maximum temperature 20 °C.

    Outlook for Saturday to Monday:

    Remaining changeable with showers or longer spells of rain on Saturday. Turning colder through Sunday as showery rain clears southeast, leaving sunny spells and showers on Monday.

    Updated:

    UK long range weather forecast

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