Clerkenwater Rainfall ForecastUnited KingdomSWCornwallClerkenwaterToday 15 May45%Sat 16 May80%Sun 17 May35%Mon 18 May95%Tue 19 May50%Wed 20 May10%Thu 21 May10%Clerkenwater rainfall forecast issued today at 7:39 am. Next forecast at approx. 9:39 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads