London Rainfall ForecastUnited KingdomSEGreater LondonLondonToday 17 Apr5%Fri 18 Apr80%Sat 19 Apr25%Sun 20 Apr25%Mon 21 Apr60%Tue 22 Apr20%Wed 23 Apr10%London rainfall forecast issued today at 7:37 pm. Next forecast at approx. 9:37 am.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