Trefechan Weather Forecast

    • 6
    • 15

    Cloudy

    • 13
    • 16

    Light rain

    • 8
    • 17

    Cloudy

    • 14
    • 16

    Light rain

    • 11
    • 18

    Cloudy

    • 13
    • 17

    Light rain

    • 9
    • 17

    Drizzle

Today 9 Sep Wales

A few showers are likely in the north and west during the morning, otherwise most areas look set to have a dry day with sunny spells. A brisk northwesterly wind will ease, and feeling pleasant enough in the sunshine. Maximum temperature 18 °C.

Tonight 9 Sep Wales

The evening will start fine with some sunshine, and clear spells are likely overnight. However, cloud will increase from the west, with patchy rain starting to arrive by the morning. Minimum temperature 6 °C.

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Trefechan Temperature Statistics

September Temperature

Sennybridge (35km)

  • Lowest 1 September, 2026

    7.9 °C

  • Average September

    14.6 °C

  • Highest 6 September, 2026

    23.2 °C

Climate (2021–2026)

Sennybridge (35km)

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  • Average Low 2021–2026

    5.7 °C

  • Average 2021–2026

    9.5 °C

  • Average High 2021–2026

    13 °C
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