Washington Rainfall ForecastUnited KingdomSEWest SussexWashingtonToday 14 Nov5%Sun 15 Nov90%Mon 16 Nov95%Tue 17 Nov75%Wed 18 Nov65%Thu 19 Nov40%Fri 20 Nov5%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Washington rainfall forecast issued today at 6:08 pm. Next forecast at approx. 8:08 am. Rainfall Rainfall AccumulationThurnham (Kent) RadarGet WillyWeather+ to remove ads