Trefechan Weather Forecast
- 12
- 17
Cloudy
- 11
- 15
Heavy rain
- 10
- 15
Thunder
- 10
- 14
Heavy rain
- 8
- 13
Heavy rain shower
- 8
- 13
Light rain shower
- 8
- 14
Light rain shower
Today 31 May Wales
A rather grey start but cloud will lift and break throughout the morning allowing some spells of sunshine to develop. A few showers will also develop but many will remain dry. Feeling fresher than of late. Maximum temperature 19 °C.
Tonight 31 May Wales
Apart from the odd shower it will be a dry evening with some late sunshine. Overnight cloud will tend to increase with the breeze also freshening. Minimum temperature 13 °C.
Trefechan Temperature Statistics
May Temperature
Sennybridge (35km)
Lowest 11 May, 2026
-1 °CAverage May
11.4 °CHighest 26 May, 2026
29.4 °C
Climate (2021–Present)
Sennybridge (35km)
Average Low 2021–2026
5.7 °CAverage 2021–2026
9.4 °CAverage High 2021–2026
12.8 °C