Merthyr Tydfil Weather Forecast

    • 16
    • 23

    Partly cloudy

    • 13
    • 21

    Cloudy

    • 12
    • 19

    Light rain shower

    • 10
    • 18

    Light rain shower

    • 10
    • 18

    Light rain shower

    • 9
    • 18

    Partly cloudy

    • 9
    • 19

    Partly cloudy

Today 17 Aug Wales

A rather cloudy start but some breaks will develop allowing some sunshine. Feeling warm and humid with a few spots of rain possible, which may turn heavier later. Maximum temperature 24 °C.

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Merthyr Tydfil Temperature Statistics

August Temperature

Sennybridge (38km)

  • Lowest 8 August, 2026

    3.5 °C

  • Average August

    16.2 °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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