Weymouth Harbour Rainfall ForecastUnited KingdomSWDorsetWeymouth HarbourToday 1 JulNo RainWed 2 Jul5%Thu 3 JulNo RainFri 4 Jul5%Sat 5 Jul65%Sun 6 Jul15%Mon 7 Jul5%Weymouth Harbour rainfall forecast issued today at 7:36 pm. Next forecast at approx. 9:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Dean Hill (Wiltshire) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads