Merthyr Tydfil Weather Forecast

    • 11
    • 18

    Cloudy

    • 9
    • 18

    Partly cloudy

    • 10
    • 19

    Cloudy

    • 14
    • 21

    Cloudy

    • 11
    • 20

    Partly cloudy

    • 12
    • 20

    Partly cloudy

Today 5 Aug Wales

Dry albeit rather cloudy for most. An increasing chance of showers in the north and west but few if any elsewhere. A windier day and feeling considerably cooler than recently. Maximum temperature 20 °C.

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Merthyr Tydfil Temperature Statistics

August Temperature

Sennybridge (38km)

  • Lowest 2 August, 2026

    5.5 °C

  • Average August

    16 °C

  • Highest 3 August, 2026

    26.1 °C

Climate (2021–2026)

Sennybridge (38km)

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  • Average Low 2021–2026

    5.7 °C

  • Average 2021–2026

    9.4 °C

  • Average High 2021–2026

    12.9 °C
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