Portland Wind ForecastUnited KingdomSWDorsetPortland1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Portland wind forecast issued today at 3:12 pm. Next forecast at approx. 3:12 am.Portland Wind Statistics December WindIsle Of Portland (3.1 miles)2021NovemberDecemberStrongest 1 December, 202135.8mph WSWAverage December19.4mphStrongest 27 November, 202149.2mph NNWAverage November13mphStrongest 27 November, 202149.2mph NNWAverage 202112.7mphClimate (2011–Present)Isle Of Portland (3.1 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 2 January, 201855.9mph WSWAverage 2011–Present13.7mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December20%11.25%2.5%CalmStrong GaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December15%8.75%2.5%CalmStrong GaleGet an account to remove ads