Portesham Wind ForecastUnited KingdomSWDorsetPortesham1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portesham wind forecast issued today at 1:12 am. Next forecast at approx. 1:12 pm.Portesham Wind Statistics May WindIsle Of Portland (18km)2024AprilMayStrongest 2 May, 202426.8mph WNWAverage May11.6mphStrongest 9 April, 202444.7mph WAverage April15.3mphStrongest 2 January, 202447mph WSWAverage 202415.3mphClimate (2011–Present)Isle Of Portland (18km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202262.6mph WSWAverage 2019–202414mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May20%11.25%2.5%CalmGaleMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May20%11.25%2.5%CalmGaleGet an account to remove ads