Belfast Wind ForecastUnited KingdomNIBelfastBelfast1-Day3-Day5-Day Graph Plots Open in GraphsWind Forecast Met OfficeWind Real-Time Belfast wind forecast issued today at 9:37 am. Next forecast at approx. 9:37 pm.Belfast Wind StatisticsSeptember WindAldergrove (12.4 miles)2018AugustSeptemberStrongest 16 September, 201822.4mph SAverage September6.7mphStrongest 11 August, 201817.9mph SEAverage August6.2mphStrongest 2 January, 201835.8mph WAverage 20187.1mphClimate (2011–Present)Aldergrove (12.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 January, 201538mph NAverage 2011–Present7.5mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September17.5%10%2.5%CalmStrongSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%CalmStrongGet an account to remove ads