Llanystumdwy Weather Forecast
- 11
- 20
Partly cloudy
- 15
- 18
Cloudy
- 17
- 19
Cloudy
- 14
- 19
Cloudy
- 13
- 18
Cloudy
- 12
- 18
Light rain shower
Today 15 Aug Wales
A dry and bright day for many, with plenty of sunny spells. Perhaps the odd light shower in the north first thing. A pleasant feeling day, with light winds. Maximum temperature 26 °C.
Llanystumdwy Temperature Statistics
August Temperature
Capel Curig Saws (29km)
Lowest 11 August, 2026
6.1 °CAverage August
15.9 °CHighest 12 August, 2026
31.4 °C
Climate (2021–2026)
Capel Curig Saws (29km)
Average Low 2021–2026
7 °CAverage 2021–2026
10 °CAverage High 2021–2026
12.9 °C