Cwmgwyn Weather Forecast

    • 4
    • 10

    Cloudy

    • 1
    • 5

    Sunny day

    • 2
    • 6

    Sunny day

    • 4
    • 6

    Sunny day

    • 5
    • 8

    Sunny day

    • 2
    • 7

    Partly cloudy

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    • 5

    Sunny day

Today 23 Dec Wales

Largely cloudy this morning with outbreaks of drizzle and fog over the hills. Cloud gradually lifting this afternoon to give some brighter spells, particularly in the west. Turning increasingly breezy. Maximum Temperature 9C.

Tonight 23 Dec Wales

Mostly dry with the outside chance of drizzle. Largely cloudy with hill fog over the mountains, but cloud bases lifting towards dawn on Wednesday as a blustery breeze strengthens. Turning chilly, with isolated frost under cloud breaks in the west. Minimum Temperature 1C.

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Cwmgwyn Temperature Statistics

December Temperature

Pembrey Sands Samos (28km)

  • Lowest 4 December, 2025

    1.4 °C

  • Average December

    10.1 °C

  • Highest 9 December, 2025

    14.1 °C

Climate (2020–Present)

Pembrey Sands Samos (28km)

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  • Average Low 2020–2025

    8.2 °C

  • Average 2020–2025

    11.6 °C

  • Average High 2020–2025

    14.3 °C
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