Llandaff Rainfall ForecastUnited KingdomWLCardiffLlandaffToday 25 May95%Thu 26 May40%Fri 27 MayNo RainSat 28 MayNo RainSun 29 May10%Mon 30 May10%Llandaff rainfall forecast issued today at 7:41 am. Next forecast at approx. 9:41 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads