Bontddu Weather Forecast
- 8
- 12
Cloudy
- 8
- 10
Heavy rain shower
- 8
- 11
Light rain shower
- 7
- 9
Light rain shower
- 9
- 10
Overcast
- 9
- 11
Light rain shower
Today 22 Oct Wales
A brighter day with sunny spells once any fog patches clear. Just the small chance of a shower. Turning wet through the evening with heavy rain and strong winds overnight. Maximum Temperature 13C.
Bontddu Temperature Statistics
October Temperature
Lake Vyrnwy Saws (34km)
Lowest 17 October, 2025
4.6 °CAverage October
10 °CHighest 3 October, 2025
16 °C
Climate (2020–Present)
Lake Vyrnwy Saws (34km)
Average Low 2020–2025
6.2 °CAverage 2020–2025
8.9 °CAverage High 2020–2025
11.7 °C