Dumbarton Rainfall ForecastUnited KingdomSTWest DunbartonshireDumbartonToday 2 Nov95%Mon 3 Nov95%Tue 4 Nov80%Wed 5 Nov70%Thu 6 Nov45%Fri 7 Nov80%Sat 8 Nov50%Dumbarton rainfall forecast issued today at 6:36 pm. Next forecast at approx. 8:36 am.1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Holehead (Stirling) RadarNational SatelliteNational SynopticGet WillyWeather+ to remove ads