Cardiff Rainfall ForecastUnited KingdomWLVale of GlamorganCardiffToday 27 Jul35%Sun 28 JulNo RainMon 29 Jul5%Tue 30 Jul5%Wed 31 Jul25%Thu 1 Aug10%Cardiff rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet an account to remove ads