Cwm-Llinau Weather Forecast
- 16
- 20
Cloudy
- 12
- 19
Light rain
- 12
- 16
Light rain shower
- 13
- 17
Light rain
- 12
- 16
Light rain shower
- 11
- 15
Heavy rain shower
Today 6 Sep Wales
More settled on Friday and Saturday with a few light showers, but mainly dry with bright or sunny spells. Unsettled again on Sunday with outbreaks of rain and strong winds.
Cwm-Llinau Temperature Statistics
September Temperature
Lake Vyrnwy Saws (20km)
Lowest 2 September, 2025
8.7 °CAverage September
12.2 °CHighest 3 September, 2025
15.7 °C
Climate (2020–Present)
Lake Vyrnwy Saws (20km)
Average Low 2020–2025
6.2 °CAverage 2020–2025
8.9 °CAverage High 2020–2025
11.7 °C