London Colney Rainfall ForecastUnited KingdomEEHertfordshireLondon ColneyToday 4 Jul50%Sat 5 Jul50%Sun 6 Jul45%Mon 7 Jul15%Tue 8 JulNo RainWed 9 JulNo RainThu 10 Jul5%London Colney rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 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