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 7:09 pm. Next forecast at approx. 7:09 am.Girthon Wind Statistics August WindDundrennan (12km)2025JulyAugustStrongest 1 August, 202511.2mph NAverage August6.7mphStrongest 4 July, 202529.1mph SSWAverage July7.9mphStrongest 24 January, 202560.4mph SSWAverage 202510.7mphClimate (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 August20%11.25%2.5%CalmNear GaleAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August22.5%12.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads