Brighton Rainfall ForecastUnited KingdomSEEast SussexBrightonToday 14 Mar5%Sun 15 Mar60%Mon 16 Mar10%Tue 17 Mar5%Wed 18 MarNo RainThu 19 MarNo RainFri 20 Mar5%Brighton rainfall forecast issued today at 12:40 pm. Next forecast at approx. 2:40 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