Pentargon Rainfall ForecastUnited KingdomSWCornwallPentargonToday 20 Jan95%Wed 21 Jan90%Thu 22 Jan55%Fri 23 Jan20%Sat 24 Jan10%Sun 25 Jan5%Pentargon rainfall forecast issued today at 12:36 am. Next forecast at approx. 2:36 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