Castle Douglas Rainfall ForecastUnited KingdomDGDumfries and GallowayCastle DouglasToday 23 Sep55%Thu 24 Sep95%Fri 25 Sep45%Sat 26 Sep35%Sun 27 Sep65%Mon 28 Sep10%Tue 29 Sep60%1-Day3-Day5-Day Graph Plots Open in Graphs Rainfall Probability Forecast Met Office Rain Today Real-Time Castle Douglas rainfall forecast issued today at 7:09 am. Next forecast at approx. 9:09 pm. Rainfall Rainfall AccumulationHolehead (Stirling) RadarGet WillyWeather+ to remove ads