Merthyr Tydfil Weather Forecast

    • 12
    • 21

    Partly cloudy

    • 14
    • 22

    Cloudy

    • 15
    • 22

    Cloudy

    • 15
    • 22

    Light rain shower

    • 13
    • 19

    Heavy rain shower

    • 13
    • 19

    Heavy rain shower

Today 23 Aug Wales

Dry and settled for most on Sunday, with plenty of late August sunshine on offer. Chance of an odd shower. Light winds and feeling warm. Maximum temperature 21 °C.

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Merthyr Tydfil Temperature Statistics

August Temperature

Sennybridge (38km)

  • Lowest 22 August, 2026

    1.9 °C

  • Average August

    15.7 °C

  • Highest 13 August, 2026

    31.8 °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

    13 °C
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