Rest Bay Weather Forecast

    • 14
    • 24

    Partly cloudy

    • 9
    • 17

    Partly cloudy

    • 14
    • 17

    Cloudy

    • 14
    • 16

    Cloudy

    • 14
    • 16

    Heavy rain

    • 13
    • 15

    Light rain shower

    • 13
    • 16

    Heavy rain shower

Today 28 May Wales

A dry and sunny start to the morning. A very warm afternoon to come, though the sunshine turning increasingly hazy as the day progresses. An isolated shower may be possible. Breezy, with some mist along the coast at times. Maximum temperature 28 °C.

Tonight 28 May Wales

A mostly dry evening and night with plenty of clear spells. Some low cloud developing over the hills during the early hours. Staying mild. Minimum temperature 10 °C.

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Rest Bay Temperature Statistics

May Temperature

St-athan (21km)

  • Lowest 15 May, 2026

    4.7 °C

  • Average May

    13.4 °C

  • Highest 26 May, 2026

    30.3 °C

Climate (2021–Present)

St-athan (21km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.7 °C
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