Treorchy Weather Forecast

    • 1
    • 6

    Heavy rain

    • 2
    • 9

    Partly cloudy

    • 4
    • 9

    Heavy rain

    • 8
    • 9

    Light rain

    • 7
    • 11

    Overcast

    • 5
    • 15

    Sunny day

Today 13 Mar Wales

Friday will bring a brighter but much colder day with a mixture of cloudy periods and sunny spells. Passing blustery showers are possible, these wintry over higher ground. Maximum temperature 8 °C.

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Treorchy Temperature Statistics

March Temperature

St-athan (28km)

  • Lowest 5 March, 2026

    5.4 °C

  • Average March

    9 °C

  • Highest 2 March, 2026

    13.8 °C

Climate (2021–Present)

St-athan (28km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    11.7 °C

  • Average High 2021–2026

    14.6 °C
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