Brighton Rainfall ForecastUnited KingdomSEEast SussexBrightonToday 5 Dec75%Wed 6 Dec25%Thu 7 Dec90%Fri 8 Dec50%Sat 9 Dec80%Sun 10 Dec55%Brighton rainfall forecast issued today at 6:53 am. Next forecast at approx. 8:53 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Thurnham (Kent) RadarNational SatelliteNational SynopticGet an account to remove ads