Llanystumdwy Weather Forecast

    • 5
    • 11

    Cloudy

    • 8
    • 10

    Partly cloudy

    • 11
    • 11

    Cloudy

    • 9
    • 12

    Heavy rain

    • 8
    • 12

    Cloudy

    • 7
    • 10

    Cloudy

Today 11 Dec Wales

A chillier start than recent days. Dry with bright spells, though cloud gradually thickening which may bring rain to southern and western parts later. Often breezy. Similar temperatures to Wednesday. Maximum Temperature 12C.

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Llanystumdwy Temperature Statistics

December Temperature

Capel Curig Saws (29km)

  • Lowest 4 December, 2025

    3.1 °C

  • Average December

    8.5 °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

    12.7 °C
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