Merthyr Tydfil Weather Forecast

    • 3
    • 5

    Light rain

    • 5
    • 6

    Cloudy

    • 9
    • 11

    Fog

    • 7
    • 10

    Overcast

    • 5
    • 9

    Overcast

    • 1
    • 7

    Overcast

Today 22 Dec Wales

Another very windy day with gales in places. Sunny intervals and frequent wintry showers during the morning, these easing and mostly falling as rain by the afternoon. Feeling very cold. Maximum Temperature 6C.

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Merthyr Tydfil Temperature Statistics

December Temperature

Sennybridge (38km)

  • Lowest 3 December, 2024

    -0.1 °C

  • Average December

    5.9 °C

  • Highest 18 December, 2024

    11.9 °C

Climate (2019–Present)

Sennybridge (38km)

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  • Average Low 2019–2024

    5.5 °C

  • Average 2019–2024

    9.1 °C

  • Average High 2019–2024

    12.5 °C
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