Butter Hole Rainfall ForecastUnited KingdomSWCornwallButter HoleToday 14 Sep95%Mon 15 Sep65%Tue 16 Sep80%Wed 17 Sep25%Thu 18 Sep20%Fri 19 Sep15%Butter Hole rainfall forecast issued today at 1:36 am. Next forecast at approx. 3:36 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