Llanddewi Rainfall ForecastUnited KingdomWLSwanseaLlanddewiToday 11 Jun30%Fri 12 Jun25%Sat 13 Jun5%Sun 14 Jun5%Mon 15 Jun25%Tue 16 Jun20%Wed 17 Jun50%Llanddewi rainfall forecast issued today at 7:35 pm. Next forecast at approx. 9:35 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Crug-y-Gorllwyn (Carmarthenshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads