Hayes (Hillingdon) Rainfall ForecastUnited KingdomSEGreater LondonHayes (Hillingdon)Today 16 May10%Sat 17 May5%Sun 18 May5%Mon 19 May5%Tue 20 May5%Wed 21 May5%Hayes (Hillingdon) rainfall forecast issued today at 1:37 am. Next forecast at approx. 3:37 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