Onllwyn Weather Forecast
- 15
- 22
Partly cloudy
- 11
- 16
Cloudy
- 11
- 18
Cloudy
- 11
- 17
Light rain shower
- 12
- 19
Cloudy
- 9
- 18
Light rain
Today 27 Jun Wales
Patchy cloud to start the day but lifting and breaking, especially in the east, to give another hot day, but not as hot as recent days. Cooler in the west. Maximum temperature 24 °C.
Onllwyn Temperature Statistics
June Temperature
Sennybridge (31km)
Lowest 14 June, 2026
6.2 °CAverage June
15 °CHighest 25 June, 2026
31.4 °C
Climate (2021–2026)
Sennybridge (31km)
Average Low 2021–2026
5.7 °CAverage 2021–2026
9.4 °CAverage High 2021–2026
12.9 °C