Ystrad Mynach (Caerphilly) weather

Forecast days

Sunny.
Sunrise iconSunrise:
Sunset iconSunset:
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    8 day forecast for Ystrad Mynach

    Today (16 May 2025)
    Time
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    21°
    21°
    20°
    19°
    17°
    15°
    14°
    13°
    Feels like temperature (°C)
    19°
    19°
    18°
    17°
    16°
    14°
    13°
    12°
    Wind direction and speed
    NE
    6
    NE
    7
    NE
    7
    NE
    7
    NNE
    6
    NE
    6
    NE
    6
    NE
    6
    Wind gust (mph)
    19
    20
    20
    18
    16
    15
    16
    16
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    40%
    41%
    41%
    43%
    57%
    55%
    57%
    63%
    UV 3 2 1 1 1 - - -
    Saturday (17 May 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 Clear night Clear night Clear night Clear night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night Clear night Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    11°
    10°
    10°
    11°
    13°
    14°
    15°
    17°
    18°
    18°
    19°
    19°
    19°
    19°
    17°
    14°
    13°
    12°
    Feels like temperature (°C)
    10°
    10°
    11°
    13°
    14°
    15°
    16°
    17°
    18°
    18°
    18°
    18°
    17°
    13°
    12°
    11°
    Wind direction and speed (mph)
    NNE
    5
    NNE
    5
    NE
    5
    NE
    4
    ENE
    4
    ENE
    4
    ENE
    5
    ENE
    6
    ENE
    7
    ENE
    7
    ENE
    7
    ENE
    7
    ENE
    7
    ENE
    6
    E
    5
    E
    5
    E
    4
    E
    4
    ESE
    4
    SE
    4
    SE
    4
    NNE
    4
    NE
    4
    NE
    4
    Wind gust (mph)
    14
    12
    12
    10
    10
    13
    16
    19
    19
    18
    18
    18
    17
    16
    14
    11
    9
    11
    11
    11
    8
    9
    9
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    G
    G
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    67%
    72%
    76%
    82%
    85%
    85%
    85%
    83%
    75%
    74%
    66%
    63%
    57%
    54%
    48%
    42%
    40%
    40%
    40%
    46%
    67%
    68%
    65%
    64%
    UV - - - - - 1 1 1 2 3 4 6 6 6 6 5 3 2 1 1 1 1 - -
    Sunday (18 May 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Clear night Sunny day Sunny day Sunny day Sunny day Sunny day Sunny day Clear night
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    12°
    11°
    10°
    16°
    19°
    21°
    19°
    14°
    Feels like temperature (°C)
    11°
    10°
    10°
    15°
    18°
    19°
    18°
    13°
    Wind direction and speed (mph)
    NNE
    4
    NNE
    4
    NNE
    5
    NE
    3
    ENE
    5
    ENE
    5
    NE
    5
    SSE
    6
    NE
    5
    Wind gust (mph)
    10
    12
    12
    13
    13
    13
    14
    14
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    E
    VG
    VG
    Humidity
    66%
    67%
    76%
    76%
    57%
    40%
    40%
    47%
    59%
    UV - - - 1 4 7 3 1 -
    Monday (19 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Sunny intervals Sunny day Sunny intervals Sunny intervals Sunny intervals Sunny intervals Clear night
    Chance of precipitation
    <5%
    10%
    10%
    10%
    30%
    20%
    10%
    <5%
    Temperature (°C)
    11°
    10°
    14°
    18°
    19°
    18°
    14°
    Feels like temperature (°C)
    10°
    12°
    16°
    17°
    16°
    12°
    Wind direction and speed (mph)
    ENE
    5
    ENE
    5
    ENE
    6
    E
    8
    ESE
    8
    ENE
    7
    NE
    7
    NE
    6
    Wind gust (mph)
    11
    15
    20
    22
    20
    18
    16
    15
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    Humidity
    64%
    76%
    76%
    63%
    44%
    43%
    46%
    56%
    UV - - 1 4 6 3 1 -
    Tuesday (20 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Clear night Sunny day Sunny day Sunny day Sunny intervals Sunny intervals Sunny day Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    20%
    20%
    10%
    <5%
    <5%
    Temperature (°C)
    11°
    10°
    15°
    18°
    19°
    18°
    13°
    Feels like temperature (°C)
    10°
    14°
    17°
    18°
    17°
    13°
    Wind direction and speed (mph)
    NE
    6
    NE
    4
    NE
    4
    ENE
    6
    ENE
    6
    WSW
    6
    WNW
    7
    NW
    4
    Wind gust (mph)
    13
    10
    14
    15
    14
    15
    13
    8
    Visibility (description)
    VG
    VG
    VG
    VG
    E
    E
    E
    VG
    Humidity
    69%
    77%
    75%
    55%
    44%
    40%
    45%
    65%
    UV - - 1 4 6 3 1 -
    Wednesday (21 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    10%
    10%
    10%
    20%
    20%
    10%
    10%
    10%
    Temperature (°C)
    11°
    10°
    11°
    16°
    18°
    19°
    18°
    14°
    Feels like temperature (°C)
    11°
    11°
    15°
    16°
    17°
    16°
    13°
    Wind direction and speed (mph)
    NNW
    3
    NW
    3
    NNW
    2
    WSW
    5
    SW
    8
    WNW
    8
    WNW
    8
    NW
    5
    Wind gust (mph)
    5
    4
    10
    17
    18
    18
    16
    11
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    73%
    77%
    68%
    53%
    44%
    43%
    45%
    61%
    UV - - 1 4 6 3 1 -
    Thursday (22 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Cloudy
    Chance of precipitation
    20%
    20%
    20%
    20%
    20%
    30%
    30%
    30%
    Temperature (°C)
    12°
    10°
    11°
    15°
    17°
    17°
    16°
    14°
    Feels like temperature (°C)
    11°
    10°
    13°
    15°
    16°
    14°
    13°
    Wind direction and speed (mph)
    NW
    5
    WNW
    5
    WNW
    6
    WSW
    8
    W
    10
    W
    9
    WNW
    9
    WNW
    6
    Wind gust (mph)
    8
    6
    13
    20
    21
    20
    18
    12
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    G
    VG
    VG
    Humidity
    75%
    83%
    78%
    69%
    54%
    56%
    59%
    77%
    UV - - 1 4 6 2 1 -
    Friday (23 May 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Cloudy Overcast Drizzle Sunny intervals Cloudy Sunny intervals Sunny intervals Partly cloudy night
    Chance of precipitation
    40%
    40%
    50%
    40%
    30%
    20%
    20%
    20%
    Temperature (°C)
    11°
    11°
    11°
    14°
    16°
    16°
    15°
    13°
    Feels like temperature (°C)
    10°
    10°
    13°
    14°
    14°
    13°
    12°
    Wind direction and speed (mph)
    W
    6
    W
    6
    WSW
    6
    WSW
    9
    W
    10
    W
    10
    W
    9
    W
    6
    Wind gust (mph)
    8
    8
    13
    19
    20
    19
    17
    13
    Visibility (description)
    G
    G
    G
    G
    G
    G
    VG
    VG
    Humidity
    88%
    91%
    90%
    85%
    62%
    57%
    64%
    78%
    UV - - 1 3 5 2 1 -

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    Wales weather forecast

    Headline:

    Staying dry and often sunny. Warm days and cool nights.

    This Evening and Tonight:

    Staying sunny and warm into this evening, then clear skies at first overnight. Probably turning cloudier in the east later. Turning chilly where skies stay clear, with a frost possible in very prone inland and rural spots in the north. Minimum temperature 2 °C.

    Saturday:

    A cloudy and cool start for some but sunshine for western areas. Brightening up in the east with plenty of strong sunshine by the afternoon. Feeling warm with light winds. Maximum temperature 21 °C.

    Outlook for Sunday to Tuesday:

    Most places remaining dry through this period. Whilst some cloud is likely at times, there'll also be plenty of warm sunshine. Small chance of isolated showers on Monday and Tuesday.

    Updated:

    UK long range weather forecast

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