Shelf Weather Forecast

    • 18
    • 23

    Partly cloudy

    • 15
    • 21

    Cloudy

    • 14
    • 20

    Partly cloudy

    • 13
    • 19

    Light rain shower

    • 13
    • 19

    Light rain shower

    • 13
    • 19

    Partly cloudy

    • 13
    • 20

    Sunny day

Today 17 Aug Wales

Low cloud and drizzle quickly lifting to brighter skies, with plenty of hazy spells of sunshine developing. An isolated light shower or two may be possible, mainly during the afternoon. Feeling warm and muggy, with light winds. Maximum temperature 25 °C.

Tonight 17 Aug Wales

Cloud increasing from the north during the evening, with a period of heavy rain moving southwards by late evening and during the early hours. Staying cloudy and damp until dawn. Minimum temperature 15 °C.

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Shelf Temperature Statistics

August Temperature

St-athan (13km)

  • Lowest 7 August, 2026

    9.6 °C

  • Average August

    19.2 °C

  • Highest 12 August, 2026

    33.2 °C

Climate (2021–2026)

St-athan (13km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.9 °C

  • Average High 2021–2026

    14.8 °C
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