Tonmawr Weather Forecast

    • 2
    • 11

    Light rain

    • 3
    • 5

    Light rain shower

    • 5
    • 6

    Cloudy

    • 8
    • 10

    Fog

    • 7
    • 10

    Overcast

    • 6
    • 9

    Overcast

    • 3
    • 8

    Overcast

Today 21 Dec Wales

A widely windy day with continuing gales, locally severe in the far north. A mild morning with rain, turning fresher later with blustery showers and sunny spells in the afternoon. Maximum Temperature 12C.

Tonight 21 Dec Wales

Staying very windy with gale force westerly winds in exposed areas. A mixture of clear spells and showers, these turning increasingly wintry overnight with snow possible, mainly over the hills. Risk of ice on higher routes and feeling very cold. Minimum Temperature 1C.

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Tonmawr Temperature Statistics

December Temperature

St-athan (34km)

  • Lowest 3 December, 2024

    2.5 °C

  • Average December

    8.1 °C

  • Highest 1 December, 2024

    14.4 °C

Climate (2019–Present)

St-athan (34km)

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  • Average Low 2019–2024

    8.7 °C

  • Average 2019–2024

    11.5 °C

  • Average High 2019–2024

    14.4 °C
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