Trefechan Weather Forecast
- 9
- 17
Cloudy
- 11
- 15
Light rain shower
- 11
- 15
Light rain shower
- 9
- 16
Mist
- 10
- 16
Cloudy
- 10
- 16
Partly cloudy
Today 30 Sep Wales
Showers quickly becoming confined to the far west on Wednesday leaving a largely dry and bright day. A little cooler but still warm in the sunshine with winds also easing. Maximum temperature 22 °C.
Trefechan Temperature Statistics
September Temperature
Sennybridge (35km)
Lowest 28 September, 2026
3.6 °CAverage September
13.5 °CHighest 6 September, 2026
23.2 °C
Climate (2021–2026)
Sennybridge (35km)
Average Low 2021–2026
5.7 °CAverage 2021–2026
9.5 °CAverage High 2021–2026
13 °C