Capel Celyn Weather Forecast

    • 10
    • 14

    Cloudy

    • 5
    • 14

    Cloudy

    • 12
    • 15

    Light rain

    • 7
    • 15

    Cloudy

    • 13
    • 16

    Overcast

    • 12
    • 17

    Cloudy

    • 12
    • 18

    Drizzle

Today 8 Sep Wales

A mostly dry start to the morning, with brighter skies developing. A scattering of showers then moving in for the afternoon, some of which maybe heavy. Breezy for some, especially along northern coasts and feeling cooler. Maximum temperature 19 °C.

Tonight 8 Sep Wales

Showers continue overnight, mostly in the west and north. Elsewhere stays mostly dry with clear spells. Winds easing and feeling cool for many. Minimum temperature 6 °C.

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Capel Celyn Temperature Statistics

September Temperature

Capel Curig Saws (21km)

  • Lowest 1 September, 2026

    8.5 °C

  • Average September

    15.2 °C

  • Highest 6 September, 2026

    21.8 °C

Climate (2021–2026)

Capel Curig Saws (21km)

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  • Average Low 2021–2026

    7 °C

  • Average 2021–2026

    10.1 °C

  • Average High 2021–2026

    12.9 °C
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