Holy Island Weather Forecast
- 16
- 17
Overcast
- 15
- 17
Cloudy
- 11
- 16
Cloudy
- 11
- 13
Partly cloudy
- 12
- 14
Cloudy
- 12
- 16
Heavy rain
Today 4 Oct Wales
Dry at first on Sunday, and largely cloudy. Cloud will thicken through the morning to bring outbreaks of rain, mainly over the higher ground. Maximum temperature 19 °C.
Holy Island Temperature Statistics
October Temperature
Valley (3km)
Lowest 3 October, 2026
9.1 °CAverage October
14 °CHighest 2 October, 2026
17.6 °C
Climate (2021–2026)
Valley (3km)
Average Low 2021–2026
9.1 °CAverage 2021–2026
11.6 °CAverage High 2021–2026
14 °C