Llanrumney Rainfall ForecastUnited KingdomWLCardiffLlanrumneyToday 5 Mar45%Fri 6 Mar20%Sat 7 Mar20%Sun 8 Mar15%Mon 9 Mar15%Tue 10 Mar20%Wed 11 Mar20%Llanrumney rainfall forecast issued today at 12:35 pm. Next forecast at approx. 2:35 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