Ballysillan Wind ForecastUnited KingdomNIBelfastBallysillan1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Ballysillan wind forecast issued today at 6:09 am. Next forecast at approx. 6:09 pm.Ballysillan Wind Statistics February WindAldergrove (16km)2026JanuaryFebruaryStrongest 5 February, 202633.6mph EAverage February13mphStrongest 27 January, 202635.8mph EAverage January10.2mphStrongest 27 January, 202635.8mph EAverage 202610.6mphClimate (2011–Present)Aldergrove (16km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 January, 202547mph SSWAverage 2021–20267.5mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average February20%11.25%2.5%CalmNear GaleFebruary Wind RoseFebruary (5 Year Average)5 Year Average Annual5 Year Average February22.5%12.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads