Bont Dolgadfan Weather Forecast

    • 16
    • 18

    Heavy rain

    • 17
    • 19

    Cloudy

    • 15
    • 20

    Heavy rain

    • 14
    • 17

    Light rain shower

    • 15
    • 16

    Cloudy

    • 14
    • 16

    Light rain shower

    • 14
    • 16

    Light rain shower

Today 12 Sep Wales

A band of cloud and rain already across north Wales will gradually sink south across the country during the day. Some heavier bursts possible. Rather windy, with temperatures near normal. Maximum temperature 20 °C.

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Bont Dolgadfan Temperature Statistics

September Temperature

Lake Vyrnwy Saws (22km)

  • Lowest 8 September, 2026

    9.7 °C

  • Average September

    13.6 °C

  • Highest 6 September, 2026

    21.7 °C

Climate (2021–2026)

Lake Vyrnwy Saws (22km)

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  • Average Low 2021–2026

    6.4 °C

  • Average 2021–2026

    9.1 °C

  • Average High 2021–2026

    12 °C
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