Bontddu Weather Forecast
- 4
- 8
Sunny day
- 4
- 6
Sunny day
- 4
- 8
Heavy rain shower
- 2
- 6
Light rain shower
- 2
- 6
Sunny day
- 5
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Cloudy
Today 16 Nov Wales
Cloud will clear southwards through Sunday allowing some bright or sunny spells, mainly in areas of north Wales but it will feel notably colder for all. Frost developing overnight. Maximum Temperature 10C.
Bontddu Temperature Statistics
November Temperature
Lake Vyrnwy Saws (34km)
Lowest 1 November, 2025
3.9 °CAverage November
9.5 °CHighest 5 November, 2025
13.7 °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