Llanystumdwy Weather Forecast

    • 12
    • 21

    Partly cloudy

    • 13
    • 20

    Sunny day

    • 13
    • 22

    Sunny day

    • 15
    • 26

    Sunny day

    • 16
    • 26

    Sunny day

    • 14
    • 22

    Sunny day

Today 9 Jul Wales

Early cloud in the west gradually breaking up to leave plenty of sunny intervals into the afternoon, though low cloud may linger along the coasts for a time. Feeling pleasantly warm in the sunshine with light winds. Maximum Temperature 25C.

Tonight 9 Jul Wales

Residual cloud clearing through the evening leaving some late sunshine. Staying dry overnight with light winds and clear skies allowing some patchy mist and low cloud to form by dawn. Minimum Temperature 12C.

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Llanystumdwy Temperature Statistics

July Temperature

Capel Curig Saws (29km)

  • Lowest 3 July, 2025

    7.8 °C

  • Average July

    13.8 °C

  • Highest 2 July, 2025

    16.8 °C

Climate (2020–Present)

Capel Curig Saws (29km)

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  • Average Low 2020–2025

    6.7 °C

  • Average 2020–2025

    9.7 °C

  • Average High 2020–2025

    12.6 °C
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