Trematon Rainfall ForecastUnited KingdomSWCornwallTrematonToday 27 Apr80%Sun 28 Apr15%Mon 29 Apr55%Tue 30 Apr80%Wed 1 May15%Thu 2 May15%Trematon rainfall forecast issued today at 1:38 am. Next forecast at approx. 3:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet an account to remove ads