Cymmer Weather Forecast

    • 8
    • 11

    Drizzle

    • 5
    • 9

    Heavy rain

    • 1
    • 7

    Cloudy

    • 1
    • 5

    Cloudy

    • 5
    • 10

    Heavy rain

    • 3
    • 7

    Light rain shower

    • 3
    • 7

    Partly cloudy

Today 27 Nov Wales

A murky start with outbreaks of rain and drizzle moving in readily from the west. Some heavy spells at times, mainly over the mountains, and staying cloudy for all. Milder than recent days, but breezier too, especially along the coast. Maximum Temperature 13C.

Tonight 27 Nov Wales

Cloud and rain clear eastwards leaving a mainly dry and settled night. Feeling chilly beneath clear skies, but remaining frost free. Breezy, with showers arriving in the west by dawn. Minimum Temperature 5C.

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Cymmer Temperature Statistics

November Temperature

St-athan (31km)

  • Lowest 21 November, 2025

    -1.3 °C

  • Average November

    9.6 °C

  • Highest 5 November, 2025

    15.9 °C

Climate (2020–Present)

St-athan (31km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    11.6 °C

  • Average High 2020–2025

    14.5 °C
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