Rest Bay Weather Forecast

    • 8
    • 12

    Cloudy

    • 9
    • 10

    Partly cloudy

    • 11
    • 11

    Cloudy

    • 10
    • 12

    Light rain

    • 9
    • 12

    Light rain

    • 7
    • 11

    Cloudy

Today 11 Dec Wales

A chillier start than recent days. Dry with bright spells, though cloud gradually thickening which may bring rain to southern and western parts later. Often breezy. Similar temperatures to Wednesday. Maximum Temperature 12C.

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Rest Bay Temperature Statistics

December Temperature

St-athan (21km)

  • Lowest 5 December, 2025

    1.8 °C

  • Average December

    10 °C

  • Highest 9 December, 2025

    15.2 °C

Climate (2020–Present)

St-athan (21km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    11.7 °C

  • Average High 2020–2025

    14.5 °C
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