Llanystumdwy Weather Forecast

    • 13
    • 17

    Cloudy

    • 12
    • 18

    Sunny day

    • 12
    • 17

    Sunny day

    • 12
    • 19

    Cloudy

    • 12
    • 20

    Sunny day

    • 14
    • 22

    Sunny day

    • 15
    • 22

    Partly cloudy

Today 6 Jul Wales

Sunday will start cloudy with hill fog and showery rain, locally heavy. Skies should brighten a little during the day, but on the whole it is likely to stay fairly cloudy with the odd shower continuing to break out. Maximum Temperature 20C.

Tonight 6 Jul Wales

Most areas will have a fine evening with bright spells. However, cloud is likely to increase from the north overnight bringing some more showers, especially to northern and eastern areas. Minimum Temperature 13C.

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Llanystumdwy Temperature Statistics

July Temperature

Capel Curig Saws (29km)

  • Lowest 3 July, 2025

    7.8 °C

  • Average July

    14 °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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