Belfast Wind ForecastUnited KingdomNIBelfastBelfast1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Belfast wind forecast issued today at 1:09 am. Next forecast at approx. 1:09 pm.Belfast Wind Statistics July WindAldergrove (20km)2025JuneJulyStrongest 2 July, 202513.4mph WAverage July4.5mphStrongest 2 June, 202520.1mph SAverage June8.1mphStrongest 24 January, 202547mph SSWAverage 20257.5mphClimate (2011–Present)Aldergrove (20km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 January, 202547mph SSWAverage 2020–20257.4mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July20%11.25%2.5%CalmFreshJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July20%11.25%2.5%CalmFreshGet WillyWeather+ to remove ads