Thorn Island Weather Forecast
- 22
- 28
Sunny day
- 19
- 31
Sunny day
- 17
- 22
Overcast
- 16
- 20
Light rain shower
- 14
- 18
Partly cloudy
- 13
- 18
Cloudy
Today 24 Jun Wales
Extreme heat warnings in place. Very hot and humid with strong sunshine through the day. Light winds and continuing to feel very warm and muggy into the evening. Maximum temperature 34 °C.
Thorn Island Temperature Statistics
June Temperature
Milford Haven C.b. (4km)
Lowest 5 June, 2026
9.5 °CAverage June
14.4 °CHighest 21 June, 2026
22.1 °C
Climate (2021–2026)
Milford Haven C.b. (4km)
Average Low 2021–2026
9.4 °CAverage 2021–2026
11.8 °CAverage High 2021–2026
14.3 °C