Llanrhaeadr-ym-Mochnant Weather Forecast

    • 2
    • 5

    Partly cloudy

    • 1
    • 5

    Cloudy

    • -1
    • 3

    Sunny day

    • -2
    • 3

    Sunny day

    • -3
    • 3

    Sunny day

    • -1
    • 3

    Partly cloudy

Today 31 Dec Wales

A frosty start to New Year's Eve with fog locally lingering until late morning. Remaining dry with light winds and plenty of winter sunshine throughout the day, though cloud building in the north during the afternoon. Feeling cold. Maximum Temperature 6C.

Tonight 31 Dec Wales

Pockets of frost forming under clear skies in the south to begin the evening. Temperatures rebounding slightly overnight as a blustery breeze develops and cloud builds with scattered showers. Minimum Temperature -1C.

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Llanrhaeadr-ym-Mochnant Temperature Statistics

December Temperature

Lake Vyrnwy Saws (13km)

  • Lowest 26 December, 2025

    0.3 °C

  • Average December

    5.5 °C

  • Highest 9 December, 2025

    13 °C

Climate (2020–Present)

Lake Vyrnwy Saws (13km)

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  • Average Low 2020–2025

    6.2 °C

  • Average 2020–2025

    8.9 °C

  • Average High 2020–2025

    11.7 °C
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