Arenig Weather Forecast

    • 11
    • 18

    Partly cloudy

    • 11
    • 14

    Cloudy

    • 9
    • 16

    Sunny day

    • 9
    • 18

    Sunny day

    • 8
    • 17

    Sunny day

    • 9
    • 17

    Cloudy

    • 10
    • 17

    Partly cloudy

Today 13 Aug Wales

A grey start, but soon turning brighter for most with sunny periods and becoming very warm by midday. Not as hot as on Tuesday. Very isolated late-afternoon or evening showers with more patchy low cloud. Maximum Temperature 26C.

Tonight 13 Aug Wales

Cloud thickening from the west and more showers move in to the southwest of the country. Some of these could be heavy and potentially thundery. Staying mild overnight. Minimum Temperature 17C.

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Arenig Temperature Statistics

August Temperature

Capel Curig Saws (22km)

  • Lowest 10 August, 2025

    7.2 °C

  • Average August

    14.9 °C

  • Highest 11 August, 2025

    22.9 °C

Climate (2020–Present)

Capel Curig Saws (22km)

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  • Average Low 2020–2025

    6.7 °C

  • Average 2020–2025

    9.8 °C

  • Average High 2020–2025

    12.6 °C
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