London Rainfall ForecastUnited KingdomSEGreater LondonLondonToday 29 Mar35%Mon 30 Mar40%Tue 31 Mar10%Wed 1 Apr15%Thu 2 Apr15%London rainfall forecast issued today at 4:31 am. Next forecast at approx. 6:31 pm.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