Rest Bay Weather Forecast

    • 18
    • 19

    Overcast

    • 18
    • 19

    Light rain

    • 16
    • 20

    Light rain

    • 14
    • 18

    Partly cloudy

    • 16
    • 17

    Cloudy

    • 14
    • 17

    Light rain shower

Today 12 Sep Wales

A band of cloud and rain already across north Wales will gradually sink south across the country during the day. Some heavier bursts possible. Rather windy, with temperatures near normal. Maximum temperature 20 °C.

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Rest Bay Temperature Statistics

September Temperature

St-athan (21km)

  • Lowest 10 September, 2026

    10.1 °C

  • Average September

    16.5 °C

  • Highest 6 September, 2026

    25.1 °C

Climate (2021–2026)

St-athan (21km)

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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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