Belfast Wind ForecastUnited KingdomNIBelfastBelfast1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Belfast wind forecast issued today at 12:37 am. Next forecast at approx. 12:37 pm.Belfast Wind Statistics September WindAldergrove (12.4 miles)2019AugustSeptemberStrongest 4 September, 201920.1mph WAverage September7mphStrongest 9 August, 201924.6mph EAverage August7.1mphStrongest 8 February, 201929.1mph SSWAverage 20197.2mphClimate (2011–Present)Aldergrove (12.4 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 16 October, 201738mph SSEAverage 2011–Present7.2mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmStrongSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September32.5%17.5%2.5%CalmStrongGet an account to remove ads