London Rainfall ForecastUnited KingdomSEGreater LondonLondonToday 18 Nov5%Tue 19 Nov20%Wed 20 Nov5%Thu 21 Nov10%Fri 22 Nov15%London rainfall forecast issued today at 5:31 pm. Next forecast at approx. 7:31 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