Harleston Rainfall ForecastUnited KingdomEENorfolkHarlestonToday 9 Feb50%Tue 10 Feb85%Wed 11 Feb75%Thu 12 Feb70%Fri 13 Feb45%Sat 14 Feb10%Sun 15 Feb55%Harleston 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 Thurnham (Kent) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads