Wales weather: Hot and humid with thundery downpoursWalesWeatherCardiffNorth Wales Friday June 26, 2020, 5:00 AMKelsey RedmoreJournalist, ITV Wales play-icon Created with Sketch. Rather cloudy with some heavy, thundery showers to start. Further thunderstorms may breakout through the afternoon and evening. Remaining hot and humid, but slightly less so than Thursday. Maximum temperature 26°C.