Merthyr Tydfil Weather Forecast
- 6
- 12
Light rain
- 2
- 9
Light rain
- 6
- 12
Partly cloudy
- 8
- 18
Partly cloudy
- 7
- 16
Partly cloudy
- 4
- 10
Light rain shower
- 4
- 10
Light rain
Today 4 Apr Wales
Dry at first with some bright spells. Turning increasingly cloudy and windy into the afternoon with the odd spot of rain. Mild in the brighter spells. Maximum temperature 16 °C.
Tonight 4 Apr Wales
Storm Dave will bring strong winds and coastal gales this evening with some heavy and blustery spells of rain. The storm will clear in the early hours as winds ease. Minimum temperature 3 °C.
Merthyr Tydfil Temperature Statistics
April Temperature
Sennybridge (38km)
Lowest 2 April, 2026
0.6 °CAverage April
7.3 °CHighest 1 April, 2026
10.8 °C
Climate (2021–Present)
Sennybridge (38km)
Average Low 2021–2026
5.6 °CAverage 2021–2026
9.3 °CAverage High 2021–2026
12.7 °C