Gileston Weather Forecast
- 10
- 12
Light rain
- 10
- 15
Light rain
- 8
- 12
Light rain shower
- 8
- 12
Cloudy
- 7
- 11
Cloudy
- 8
- 12
Partly cloudy
Today 8 Dec Wales
Any heavy showers clearing quickly to leave a generally brighter day. Occasional showers are still possible, but most places staying dry. Turning cloudier later with winds easing. Another mild day. Maximum Temperature 12C.
Gileston Temperature Statistics
December Temperature
St-athan (2km)
Lowest 5 December, 2025
1.8 °CAverage December
8.7 °CHighest 1 December, 2025
13.3 °C
Climate (2020–Present)
St-athan (2km)
Average Low 2020–2025
8.8 °CAverage 2020–2025
11.7 °CAverage High 2020–2025
14.5 °C