Trefechan Weather Forecast
- 7
- 20
Partly cloudy
- 13
- 24
Sunny day
- 14
- 26
Sunny day
- 14
- 26
Sunny day
- 12
- 23
Sunny day
- 11
- 22
Sunny day
Today 23 May Wales
Any early cloud retreating back to western coasts giving way to a dry and sunny day for most. Feeling very warm in the sunshine, although a little fresher near coasts. Maximum temperature 25 °C.
Trefechan Temperature Statistics
May Temperature
Sennybridge (35km)
Lowest 11 May, 2026
-1 °CAverage May
9.4 °CHighest 21 May, 2026
18.6 °C
Climate (2021–Present)
Sennybridge (35km)
Average Low 2021–2026
5.7 °CAverage 2021–2026
9.3 °CAverage High 2021–2026
12.8 °C