Castle Douglas Rainfall ForecastUnited KingdomDGDumfries and GallowayCastle DouglasToday 17 Sep25%Thu 18 Sep90%Fri 19 Sep60%Sat 20 Sep75%Sun 21 Sep10%Mon 22 SepNo RainTue 23 Sep5%Castle Douglas rainfall forecast issued today at 1:36 pm. Next forecast at approx. 3:36 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