Glyn Ceiriog Weather Forecast
- 14
- 23
Cloudy
- 12
- 21
Cloudy
- 8
- 20
Partly cloudy
- 7
- 18
Partly cloudy
- 10
- 21
Sunny day
- 12
- 21
Cloudy
Today 18 Aug Wales
A mainly dry day with a mixture of cloud and sunny spells. A low chance of thundery showers across Pembrokeshire. Feeling a bit cooler, especially in the easterly breeze. Maximum Temperature 23C.
Tonight 18 Aug Wales
A bright end to the day with some hazy sunshine on offer before cloud re-invades from the east overnight, particularly across the east. Feeling fresher than of later. Minimum Temperature 11C.
Glyn Ceiriog Temperature Statistics
August Temperature
Lake Vyrnwy Saws (27km)
Lowest 2 August, 2025
9 °CAverage August
15 °CHighest 12 August, 2025
26 °C
Climate (2020–Present)
Lake Vyrnwy Saws (27km)
Average Low 2020–2025
6.1 °CAverage 2020–2025
8.8 °CAverage High 2020–2025
11.7 °C