Boston Rainfall ForecastUnited KingdomEMLincolnshireBostonToday 23 Aug10%Sun 24 Aug5%Mon 25 Aug10%Tue 26 Aug35%Wed 27 Aug40%Thu 28 Aug40%Boston rainfall forecast issued today at 7:36 am. Next forecast at approx. 9:36 pm.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Ingham (Lincolnshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads