Trevellas Rainfall ForecastUnited KingdomSWCornwallTrevellasToday 18 Jun5%Thu 19 Jun55%Fri 20 Jun5%Sat 21 Jun10%Sun 22 Jun5%Mon 23 Jun15%Tue 24 Jun10%Trevellas rainfall forecast issued today at 7:38 am. Next forecast at approx. 9:38 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Predannack (Cornwall) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads