Llanystumdwy Weather Forecast

    • -2
    • 7

    Partly cloudy

    • 4
    • 5

    Cloudy

    • 4
    • 8

    Partly cloudy

    • 2
    • 6

    Light rain

    • 1
    • 5

    Light rain shower

    • 1
    • 5

    Partly cloudy

Today 30 Dec Wales

A dry day with sunnier spells developing more widely compared to recent days. Light winds but still feeling chilly. Colder overnight with a widespread frost. Maximum Temperature 6C.

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Llanystumdwy Temperature Statistics

December Temperature

Capel Curig Saws (29km)

  • Lowest 27 December, 2025

    1.2 °C

  • Average December

    7.1 °C

  • Highest 9 December, 2025

    15 °C

Climate (2020–Present)

Capel Curig Saws (29km)

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  • Average Low 2020–2025

    6.8 °C

  • Average 2020–2025

    9.8 °C

  • Average High 2020–2025

    12.6 °C
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