Cardiff Rainfall ForecastUnited KingdomWLVale of GlamorganCardiffToday 29 May45%Sat 30 May20%Sun 31 May40%Mon 1 Jun85%Tue 2 Jun35%Wed 3 Jun40%Thu 4 Jun40%Cardiff rainfall forecast issued today at 1:36 pm. Next forecast at approx. 3:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Cobbacombe Cross (Devon) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads