Blaenavon (Torfaen) weather

Forecast days

Heavy rain.
Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Blaenavon

    Today (16 September 2025)
    Time
    21:00
    22:00
    23:00
    Weather symbols Cloudy Light rain Heavy rain
    Chance of precipitation
    20%
    90%
    ≥95%
    Temperature
    12°
    12°
    12°
    Feels like temperature (°C)
    11°
    10°
    10°
    Wind direction and speed
    WSW
    7
    SW
    7
    SW
    8
    Wind gust (mph)
    13
    15
    16
    Visibility
    VG
    VG
    M
    Humidity
    91%
    93%
    97%
    UV - - -
    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 Heavy rain Light rain Light rain Light rain Light rain Light rain
    Chance of precipitation
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    ≥95%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    90%
    Temperature (°C)
    12°
    11°
    12°
    12°
    12°
    12°
    12°
    13°
    14°
    15°
    15°
    16°
    16°
    16°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    10°
    10°
    10°
    10°
    11°
    12°
    12°
    13°
    13°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    13°
    Wind direction and speed (mph)
    SSW
    9
    SSW
    11
    SSW
    12
    SSW
    13
    SSW
    14
    SSW
    16
    SSW
    17
    SSW
    18
    SW
    18
    SW
    18
    SW
    18
    SW
    18
    SW
    18
    SW
    18
    SW
    17
    SW
    17
    SW
    17
    SW
    16
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    SW
    15
    SW
    15
    Wind gust (mph)
    18
    21
    23
    25
    28
    29
    32
    34
    34
    34
    33
    32
    33
    32
    31
    30
    29
    28
    27
    27
    27
    26
    26
    27
    Visibility (description)
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    Humidity
    98%
    98%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    99%
    100%
    100%
    UV - - - - - - 1 1 1 1 1 1 1 2 2 2 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 Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Light rain Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast
    Chance of precipitation
    90%
    80%
    80%
    90%
    80%
    80%
    80%
    70%
    60%
    50%
    30%
    30%
    20%
    20%
    20%
    10%
    20%
    20%
    20%
    20%
    20%
    20%
    10%
    10%
    Temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    15°
    16°
    16°
    17°
    17°
    18°
    18°
    18°
    18°
    17°
    17°
    16°
    16°
    15°
    15°
    Feels like temperature (°C)
    13°
    14°
    13°
    14°
    13°
    13°
    13°
    13°
    13°
    13°
    13°
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    13°
    Wind direction and speed (mph)
    SW
    15
    SW
    15
    SW
    15
    SW
    16
    SW
    16
    SW
    16
    SW
    17
    SW
    16
    SW
    17
    SW
    16
    SW
    17
    SW
    17
    SW
    17
    SW
    18
    SW
    18
    SW
    18
    SW
    17
    SW
    16
    SW
    15
    SW
    14
    SW
    14
    SW
    14
    SW
    14
    SW
    14
    Wind gust (mph)
    27
    27
    28
    29
    30
    30
    30
    30
    30
    31
    32
    34
    34
    35
    34
    33
    32
    29
    27
    26
    26
    26
    25
    24
    Visibility (description)
    P
    P
    P
    P
    P
    P
    P
    P
    P
    P
    M
    G
    VG
    VG
    VG
    VG
    VG
    G
    G
    G
    G
    G
    G
    G
    Humidity
    100%
    100%
    99%
    100%
    100%
    99%
    99%
    99%
    99%
    99%
    98%
    95%
    92%
    89%
    88%
    88%
    88%
    90%
    92%
    94%
    96%
    96%
    96%
    96%
    UV - - - - - - 1 1 1 1 1 2 3 2 2 2 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 Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    10%
    10%
    10%
    20%
    20%
    20%
    30%
    30%
    30%
    30%
    30%
    30%
    30%
    40%
    40%
    40%
    40%
    30%
    30%
    40%
    40%
    40%
    40%
    40%
    Temperature (°C)
    15°
    15°
    15°
    14°
    14°
    14°
    14°
    14°
    14°
    14°
    15°
    15°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    15°
    15°
    15°
    14°
    Feels like temperature (°C)
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    12°
    12°
    13°
    13°
    14°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    14°
    14°
    14°
    Wind direction and speed (mph)
    SW
    14
    SSW
    13
    SSW
    13
    SSW
    13
    SSW
    12
    SSW
    12
    SSW
    11
    SSW
    11
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    10
    SSW
    11
    SSW
    11
    SW
    11
    SW
    11
    SW
    11
    SW
    10
    SW
    9
    SW
    9
    SW
    8
    SW
    7
    SW
    6
    WSW
    6
    Wind gust (mph)
    24
    23
    23
    22
    22
    21
    20
    20
    21
    21
    21
    21
    22
    23
    22
    20
    17
    16
    14
    12
    11
    11
    10
    11
    Visibility (description)
    G
    G
    G
    G
    G
    M
    M
    M
    M
    M
    M
    M
    M
    M
    M
    G
    G
    G
    G
    G
    M
    M
    M
    G
    Humidity
    96%
    97%
    98%
    98%
    98%
    99%
    99%
    99%
    99%
    98%
    98%
    97%
    95%
    94%
    92%
    91%
    91%
    92%
    94%
    96%
    97%
    97%
    97%
    97%
    UV - - - - - - 1 1 1 1 1 2 2 2 2 2 1 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 Cloudy Cloudy Light rain Light rain Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Light shower day Cloudy Cloudy Cloudy Cloudy Cloudy Cloudy Partly cloudy night Cloudy Cloudy Cloudy
    Chance of precipitation
    40%
    50%
    40%
    50%
    50%
    50%
    50%
    50%
    40%
    40%
    30%
    40%
    40%
    50%
    50%
    50%
    40%
    50%
    40%
    40%
    40%
    30%
    30%
    30%
    Temperature (°C)
    14°
    14°
    13°
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    13°
    13°
    14°
    14°
    14°
    15°
    14°
    14°
    14°
    13°
    12°
    11°
    11°
    11°
    Feels like temperature (°C)
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    11°
    11°
    11°
    11°
    12°
    12°
    13°
    13°
    13°
    13°
    12°
    12°
    11°
    10°
    10°
    Wind direction and speed (mph)
    WSW
    6
    W
    6
    WSW
    5
    W
    5
    W
    6
    WSW
    6
    W
    6
    W
    6
    WNW
    7
    NW
    8
    NW
    8
    NW
    9
    NW
    9
    NW
    10
    NW
    10
    NW
    10
    NW
    10
    NNW
    10
    NNW
    10
    NNW
    10
    NNW
    9
    NNW
    9
    N
    9
    NNW
    9
    Wind gust (mph)
    11
    11
    12
    12
    12
    13
    13
    12
    13
    15
    16
    17
    18
    19
    20
    20
    20
    20
    18
    15
    17
    17
    17
    17
    Visibility (description)
    G
    G
    G
    G
    G
    G
    G
    G
    G
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    Humidity
    97%
    97%
    97%
    97%
    97%
    97%
    97%
    97%
    97%
    97%
    95%
    92%
    91%
    88%
    80%
    78%
    78%
    78%
    80%
    87%
    91%
    92%
    92%
    91%
    UV - - - - - - 1 1 1 1 1 2 3 3 2 2 1 1 1 1 - - - -
    Sunday (21 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    30%
    30%
    30%
    30%
    30%
    20%
    20%
    10%
    10%
    Temperature (°C)
    10°
    10°
    10°
    11°
    12°
    10°
    Feels like temperature (°C)
    10°
    Wind direction and speed (mph)
    N
    9
    N
    9
    N
    9
    N
    9
    NNE
    11
    NNE
    12
    NNE
    11
    NNE
    9
    N
    8
    Wind gust (mph)
    17
    18
    19
    28
    30
    29
    27
    18
    16
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    92%
    91%
    90%
    82%
    68%
    59%
    67%
    72%
    UV - - - 1 2 4 1 1 -
    Monday (22 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 Cloudy Overcast Cloudy Cloudy Partly cloudy night
    Chance of precipitation
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    Temperature (°C)
    12°
    12°
    10°
    Feels like temperature (°C)
    10°
    Wind direction and speed (mph)
    N
    6
    N
    6
    N
    6
    NNE
    9
    NE
    10
    NE
    9
    NNE
    7
    NNE
    6
    Wind gust (mph)
    15
    14
    18
    23
    23
    21
    14
    13
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    76%
    79%
    80%
    68%
    57%
    56%
    66%
    75%
    UV - - 1 2 4 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:

    Remaining changeable with rain tonight.

    This Evening and Tonight:

    Cloudy this evening then turning increasingly wet and windy overnight with a band of heavy and persistent rain pushing eastwards. Rain most persistent over the mountains, with flooding possible. Mild overnight. Minimum temperature 11 °C.

    Wednesday:

    Heavy, persistent rain clearing eastwards through the morning, though remaining cloudy with outbreaks of patchy rain and drizzle throughout the day, turning heavy at times over the hills. Breezy. Maximum temperature 18 °C.

    Outlook for Thursday to Saturday:

    Remaining changeable with showers or longer spells of rain at times, though brighter interludes are possible. Often breezy. A little milder and more humid by the end of the week.

    Updated:

    UK long range weather forecast

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