Rhydlydan Weather Forecast
- 3
- 10
Heavy rain
- 1
- 8
Partly cloudy
- 8
- 10
Light rain
- 6
- 10
Heavy rain
- 6
- 9
Partly cloudy
- 3
- 8
Cloudy
Today 15 Dec Wales
An unsettled day across the country, with persistent rain, some heavy, especially in the south and west. Flooding is possible in places. Remaining mild, with lighter winds than on Sunday. Maximum Temperature 12C.
Rhydlydan Temperature Statistics
December Temperature
Lake Vyrnwy Saws (25km)
Lowest 5 December, 2025
1.2 °CAverage December
6.8 °CHighest 9 December, 2025
13 °C
Climate (2020–Present)
Lake Vyrnwy Saws (25km)
Average Low 2020–2025
6.2 °CAverage 2020–2025
8.9 °CAverage High 2020–2025
11.7 °C