St Erme Rainfall ForecastUnited KingdomSWCornwallSt ErmeToday 1 Nov95%Sun 2 Nov60%Mon 3 Nov75%Tue 4 Nov60%Wed 5 Nov60%Thu 6 Nov25%Fri 7 Nov55%St Erme rainfall forecast issued today at 12:35 pm. Next forecast at approx. 2:35 am.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