Girthon Wind ForecastUnited KingdomDGDumfries and GallowayGirthon1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Girthon wind forecast issued today at 1:11 am. Next forecast at approx. 1:11 pm.Girthon Wind Statistics September WindDundrennan (12km)2025AugustSeptemberStrongest 1 September, 202529.1mph SAverage September14mphStrongest 4 August, 202540.3mph SWAverage August11mphStrongest 24 January, 202560.4mph SSWAverage 202511mphClimate (2011–Present)Dundrennan (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 January, 202560.4mph SSWAverage 2020–202511.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads