Ystradgynlais Weather Forecast

    • -4
    • 3

    Cloudy

    • -3
    • 2

    Sunny day

    • 2
    • 5

    Cloudy

    • 3
    • 6

    Cloudy

    • 3
    • 8

    Cloudy

    • 2
    • 6

    Cloudy

Today 4 Jan Wales

Sunny spells and wintry showers, these mainly in western areas at first but perhaps developing more widely later, falling as snow inland. Cold with frost and ice lingering in places. Maximum Temperature 5C.

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Ystradgynlais Temperature Statistics

January Temperature

Sennybridge (32km)

  • Lowest 3 January, 2026

    -1.9 °C

  • Average January

    1.2 °C

  • Highest 1 January, 2026

    4.4 °C

Climate (2021–Present)

Sennybridge (32km)

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  • Average Low 2021–2026

    5.5 °C

  • Average 2021–2026

    9.2 °C

  • Average High 2021–2026

    12.7 °C
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