Trelan Rainfall ForecastUnited KingdomSWCornwallTrelanToday 12 Feb50%Fri 13 Feb40%Sat 14 Feb90%Sun 15 Feb45%Mon 16 Feb30%Tue 17 Feb50%Trelan rainfall forecast issued today at 6:36 am. Next forecast at approx. 8:36 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