London Rainfall ForecastUnited KingdomSEGreater LondonLondonToday 16 Feb55%Tue 17 Feb5%Wed 18 Feb45%Thu 19 Feb5%Fri 20 Feb50%Sat 21 Feb20%Sun 22 Feb15%London rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Chenies (Hertfordshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads