Thorn Island Weather Forecast
- 15
- 19
Cloudy
- 14
- 17
Partly cloudy
- 15
- 16
Cloudy
- 14
- 16
Cloudy
- 16
- 16
Cloudy
- 14
- 17
Cloudy
- 15
- 18
Cloudy
Today 14 Sep Wales
Largely cloudy skies on Monday with a few outbreaks of rain or drizzle possible at times. Some warm and humid brighter spells also likely in the afternoon. Maximum temperature 23 °C.
Thorn Island Temperature Statistics
September Temperature
Milford Haven C.b. (4km)
Lowest 9 September, 2026
11.5 °CAverage September
16.6 °CHighest 6 September, 2026
21.8 °C
Climate (2021–2026)
Milford Haven C.b. (4km)
Average Low 2021–2026
9.5 °CAverage 2021–2026
11.9 °CAverage High 2021–2026
14.4 °C