Garneddwen Weather Forecast

    • 14
    • 29

    Sunny day

    • 15
    • 27

    Thunder shower

    • 13
    • 23

    Sunny day

    • 13
    • 21

    Cloudy

    • 12
    • 16

    Partly cloudy

    • 12
    • 17

    Cloudy

Today 25 May Wales

Hot and humid on bank holiday Monday, exceptionally so for late May, with widespread strong sunshine and light winds. Slightly fresher at the coast with a sea breeze. Maximum temperature 30 °C.

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Garneddwen Temperature Statistics

May Temperature

Lake Vyrnwy Saws (26km)

  • Lowest 12 May, 2026

    1.7 °C

  • Average May

    9 °C

  • Highest 22 May, 2026

    21.3 °C

Climate (2021–Present)

Lake Vyrnwy Saws (26km)

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  • Average Low 2021–2026

    6.3 °C

  • Average 2021–2026

    9 °C

  • Average High 2021–2026

    11.8 °C
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