Llantarnam Weather Forecast
- 2
- 7
Sunny day
- 4
- 9
Cloudy
- 1
- 6
Sunny day
- 0
- 6
Sunny day
- 2
- 7
Cloudy
- 3
- 8
Partly cloudy
Today 17 Nov Wales
A dry and sunny day to come for most of Wales but Anglesey and Gwynedd may be somewhat cloudier at times. Feeling chilly despite the sunshine and light northerly breeze. Maximum Temperature 7C.
Llantarnam Temperature Statistics
November Temperature
St-athan (39km)
Lowest 2 November, 2025
8 °CAverage November
12.4 °CHighest 5 November, 2025
15.9 °C
Climate (2020–Present)
St-athan (39km)
Average Low 2020–2025
8.8 °CAverage 2020–2025
11.7 °CAverage High 2020–2025
14.5 °C