Merthyr Tydfil Weather Forecast

    • 12
    • 24

    Cloudy

    • 15
    • 22

    Cloudy

    • 12
    • 19

    Cloudy

    • 15
    • 20

    Partly cloudy

    • 15
    • 20

    Cloudy

    • 14
    • 22

    Cloudy

Today 24 Jul Wales

Friday looks set to be another fine day. The morning may start a bit grey and misty for some, but plenty of sunshine will develop, heralding a very warm afternoon. Maximum temperature 27 °C.

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Merthyr Tydfil Temperature Statistics

July Temperature

Sennybridge (38km)

  • Lowest 20 July, 2026

    5.5 °C

  • Average July

    17.4 °C

  • Highest 10 July, 2026

    30.7 °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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