Llandaff Weather Forecast

    • 15
    • 23

    Cloudy

    • 12
    • 20

    Partly cloudy

    • 14
    • 18

    Partly cloudy

    • 14
    • 19

    Partly cloudy

    • 13
    • 18

    Cloudy

    • 13
    • 18

    Mist

    • 13
    • 18

    Partly cloudy

Today 29 Sep Wales

A blustery day ahead with strongest gusts around coasts. Cloudy initially with an odd spot of rain possible, although brighter spells possible later. Rain arriving overnight. Feeling warm and muggy. Maximum temperature 24 °C.

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Llandaff Temperature Statistics

September Temperature

St-athan (18km)

  • Lowest 26 September, 2026

    8.9 °C

  • Average September

    16.4 °C

  • Highest 6 September, 2026

    25.1 °C

Climate (2021–2026)

St-athan (18km)

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  • Average Low 2021–2026

    9.1 °C

  • Average 2021–2026

    12 °C

  • Average High 2021–2026

    14.8 °C
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