Pen-y-sarn Weather Forecast

    • 15
    • 18

    Light rain shower

    • 14
    • 17

    Light rain shower

    • 14
    • 18

    Partly cloudy

    • 14
    • 18

    Light rain

    • 12
    • 17

    Light rain shower

    • 12
    • 16

    Light rain shower

Today 27 Aug Wales

Widely cloudy as persistent rain spreads eastwards. Some heavy downpours at times, carrying a risk of hail and thunder. Brighter skies to follow with some late sunshine in the west. Maximum Temperature 21C.

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Pen-y-sarn Temperature Statistics

August Temperature

Valley (21km)

  • Lowest 21 August, 2025

    10.3 °C

  • Average August

    17.5 °C

  • Highest 12 August, 2025

    29.2 °C

Climate (2020–Present)

Valley (21km)

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  • Average Low 2020–2025

    8.9 °C

  • Average 2020–2025

    11.4 °C

  • Average High 2020–2025

    13.7 °C
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