Cefn Weather Forecast

    • 11
    • 19

    Light rain shower

    • 11
    • 17

    Partly cloudy

    • 10
    • 18

    Light rain shower

    • 9
    • 17

    Partly cloudy

    • 10
    • 17

    Cloudy

    • 10
    • 18

    Partly cloudy

Today 30 Sep Wales

Showers quickly becoming confined to the far west on Wednesday leaving a largely dry and bright day. A little cooler but still warm in the sunshine with winds also easing. Maximum temperature 22 °C.

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Cefn Temperature Statistics

September Temperature

Lake Vyrnwy Saws (26km)

  • Lowest 24 September, 2026

    7.1 °C

  • Average September

    13.3 °C

  • Highest 6 September, 2026

    21.7 °C

Climate (2021–2026)

Lake Vyrnwy Saws (26km)

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  • Average Low 2021–2026

    6.4 °C

  • Average 2021–2026

    9.1 °C

  • Average High 2021–2026

    12 °C
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