Penarth Weather Forecast

    • 16
    • 24

    Light rain

    • 13
    • 19

    Partly cloudy

    • 13
    • 20

    Partly cloudy

    • 15
    • 20

    Sunny day

    • 16
    • 22

    Partly cloudy

    • 15
    • 21

    Sunny day

    • 15
    • 21

    Sunny day

Today 4 Aug Wales

Cloudier and more humid than on Monday with a chance of showers, these locally heavy and thundery but many places remaining dry. Sunny spells developing and feeling warm. Maximum temperature 25 °C.

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Penarth Temperature Statistics

August Temperature

St-athan (18km)

  • Lowest 2 August, 2026

    12 °C

  • Average August

    17.3 °C

  • Highest 2 August, 2026

    26 °C

Climate (2021–2026)

St-athan (18km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.9 °C

  • Average High 2021–2026

    14.8 °C
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