St John's Rainfall ForecastUnited KingdomSEGreater LondonSt John'sToday 23 Nov90%Sun 24 Nov95%Mon 25 Nov5%Tue 26 Nov50%Wed 27 Nov50%Thu 28 Nov10%St John's rainfall forecast issued today at 6:38 am. Next forecast at approx. 8:38 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