Dorchester Rainfall ForecastUnited KingdomSWDorsetDorchesterToday 31 JulNo RainSat 1 Aug5%Sun 2 Aug5%Mon 3 Aug25%Tue 4 Aug45%Wed 5 Aug35%Thu 6 Aug10%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dorchester rainfall forecast issued today at 7:12 am. Next forecast at approx. 9:12 pm. Rainfall Rainfall AccumulationDean Hill (Wiltshire) RadarGet WillyWeather+ to remove ads