Harleston Rainfall ForecastUnited KingdomEESuffolkHarlestonToday 24 May90%Sun 25 May10%Mon 26 May40%Tue 27 May45%Wed 28 May45%Thu 29 May35%Fri 30 May10%Harleston rainfall forecast issued today at 1:37 pm. Next forecast at approx. 3:37 am.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