Glan-y-llyn Weather Forecast

    • 1
    • 7

    Sunny day

    • 2
    • 9

    Sunny day

    • 4
    • 7

    Overcast

    • 1
    • 7

    Cloudy

    • 5
    • 7

    Cloudy

    • 2
    • 9

    Heavy rain

Today 30 Jan Wales

A chilly start, and a rather cold day overall, but with plenty of sunshine to compensate, making it feel pleasant. Staying dry with patchy cloud at times alongside gentle winds. Maximum Temperature 8C.

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Glan-y-llyn Temperature Statistics

January Temperature

St-athan (20km)

  • Lowest 9 January, 2025

    -2.2 °C

  • Average January

    4.9 °C

  • Highest 5 January, 2025

    12.5 °C

Climate (2020–Present)

St-athan (20km)

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  • Average Low 2020–2025

    8.6 °C

  • Average 2020–2025

    11.5 °C

  • Average High 2020–2025

    14.3 °C
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