Groeslon Weather Forecast
- 21
- 31
Sunny day
- 18
- 24
Partly cloudy
- 14
- 19
Light rain
- 11
- 17
Cloudy
- 13
- 18
Cloudy
- 15
- 19
Heavy rain
- 13
- 18
Light rain shower
Today 12 Aug Wales
Dry with lots of strong sunshine, temperatures rising rapidly during the morning. High level cloud will make the skies a little hazy at times. Feeling very warm and locally hot particularly across southeast Wales. Maximum temperature 34 °C.
Tonight 12 Aug Wales
Plenty of evening sunshine and then dry overnight with prolonged clear periods and variable cloud. Staying warm in urban areas with light winds. Minimum temperature 15 °C.
Groeslon Temperature Statistics
August Temperature
Capel Curig Saws (22km)
Lowest 11 August, 2026
6.1 °CAverage August
14.4 °CHighest 3 August, 2026
25.1 °C
Climate (2021–2026)
Capel Curig Saws (22km)
Average Low 2021–2026
7 °CAverage 2021–2026
10 °CAverage High 2021–2026
12.9 °C