Merthyr Tydfil Weather Forecast

    • 17
    • 25

    Partly cloudy

    • 16
    • 24

    Thunder shower

    • 12
    • 18

    Partly cloudy

    • 12
    • 18

    Cloudy

    • 11
    • 19

    Light rain shower

    • 13
    • 19

    Partly cloudy

    • 11
    • 19

    Partly cloudy

Today 26 Jun Wales

Although temperatures falling, staying very warm with humidity levels remaining high. Clear skies in the north but low cloud moving into the southwest. Maximum temperature 32 °C.

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Merthyr Tydfil Temperature Statistics

June Temperature

Sennybridge (38km)

  • Lowest 14 June, 2026

    6.2 °C

  • Average June

    14.5 °C

  • Highest 24 June, 2026

    30.2 °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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