Merthyr Tydfil Weather Forecast

    • 8
    • 15

    Heavy rain

    • 8
    • 11

    Cloudy

    • 11
    • 15

    Heavy rain

    • 9
    • 12

    Heavy rain shower

    • 9
    • 13

    Light rain shower

    • 10
    • 13

    Mist

Today 24 Oct Wales

Another wet and windy day as Storm Boelo pushes in from the west. Widespread heavy rain and disruptive winds, these reaching severe gale force along coasts. Maximum temperature 16 °C.

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Merthyr Tydfil Temperature Statistics

October Temperature

Sennybridge (38 km)

  • Lowest 18 October, 2026

    -0.2 °C

  • Average October

    10.4 °C

  • Highest 12 October, 2026

    17.9 °C

Climate (2021–2026)

Sennybridge (38 km)

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  • Average Low 2021–2026

    5.7 °C

  • Average 2021–2026

    9.5 °C

  • Average High 2021–2026

    13 °C
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