Waterton Weather Forecast

    • 9
    • 18

    Cloudy

    • 16
    • 24

    Sunny day

    • 16
    • 26

    Sunny day

    • 16
    • 26

    Sunny day

    • 14
    • 23

    Sunny day

    • 14
    • 21

    Sunny day

Today 23 May Wales

Any early cloud retreating back to western coasts giving way to a dry and sunny day for most. Feeling very warm in the sunshine, although a little fresher near coasts. Maximum temperature 25 °C.

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Waterton Temperature Statistics

May Temperature

St-athan (12km)

  • Lowest 15 May, 2026

    4.7 °C

  • Average May

    11.8 °C

  • Highest 21 May, 2026

    21.7 °C

Climate (2021–Present)

St-athan (12km)

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  • Average Low 2021–2026

    9 °C

  • Average 2021–2026

    11.8 °C

  • Average High 2021–2026

    14.6 °C
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