St Austell Rainfall ForecastUnited KingdomSWCornwallSt AustellToday 11 Nov80%Thu 12 NovNo RainFri 13 Nov10%Sat 14 Nov25%Sun 15 Nov45%Mon 16 Nov65%Tue 17 Nov60%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time St Austell rainfall forecast issued today at 6:08 am. Next forecast at approx. 8:08 pm. Rainfall Rainfall AccumulationPredannack (Cornwall) RadarGet WillyWeather+ to remove ads