Ganllwyd Weather Forecast

    • 11
    • 14

    Heavy rain

    • 11
    • 14

    Overcast

    • 11
    • 15

    Light rain

    • 12
    • 17

    Cloudy

    • 11
    • 17

    Partly cloudy

    • 12
    • 19

    Sunny day

Today 19 May Wales

Any lingering rain in the east quickly clearing, leaving a blustery day with a mix of sunshine and showers. The showers will be heavy and possibly thundery, before easing later. Maximum temperature 17 °C.

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Ganllwyd Temperature Statistics

May Temperature

Lake Vyrnwy Saws (29km)

  • Lowest 12 May, 2026

    1.7 °C

  • Average May

    7.9 °C

  • Highest 2 May, 2026

    14.3 °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

    11.8 °C
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