Llanrumney Rainfall ForecastUnited KingdomWLCardiffLlanrumneyToday 3 Dec95%Thu 4 Dec50%Fri 5 Dec80%Sat 6 Dec80%Sun 7 Dec80%Mon 8 Dec80%Tue 9 Dec60%Llanrumney rainfall forecast issued today at 6:35 am. Next forecast at approx. 8:35 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 WillyWeather+ to remove ads