London Rainfall ForecastUnited KingdomSEGreater LondonLondonToday 12 Aug15%Thu 13 Aug55%Fri 14 Aug55%Sat 15 Aug30%Sun 16 Aug55%London rainfall forecast issued today at 4:31 pm. Next forecast at approx. 6:31 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time National RadarNational SatelliteNational SynopticGet an account to remove ads