Brighton Rainfall ForecastUnited KingdomSEEast SussexBrightonToday 16 Apr35%Thu 17 AprNo RainFri 18 Apr50%Sat 19 Apr55%Sun 20 Apr15%Mon 21 Apr50%Tue 22 Apr50%Brighton rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 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