Ganllwyd Weather Forecast

    • 12
    • 16

    Cloudy

    • 12
    • 15

    Heavy rain

    • 11
    • 15

    Thunder

    • 11
    • 14

    Heavy rain

    • 10
    • 13

    Heavy rain shower

    • 10
    • 13

    Heavy rain shower

    • 10
    • 14

    Light rain

Today 31 May Wales

A rather grey start but cloud will lift and break throughout the morning allowing some spells of sunshine to develop. A few showers will also develop but many will remain dry. Feeling fresher than of late. Maximum temperature 19 °C.

Tonight 31 May Wales

Apart from the odd shower it will be a dry evening with some late sunshine. Overnight cloud will tend to increase with the breeze also freshening. Minimum temperature 13 °C.

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Ganllwyd Temperature Statistics

May Temperature

Lake Vyrnwy Saws (29km)

  • Lowest 12 May, 2026

    1.7 °C

  • Average May

    10.7 °C

  • Highest 25 May, 2026

    28.2 °C

Climate (2021–Present)

Lake Vyrnwy Saws (29km)

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  • Average Low 2021–2026

    6.3 °C

  • Average 2021–2026

    9 °C

  • Average High 2021–2026

    11.9 °C
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