Porton Down Wind ForecastUnited KingdomSWWiltshirePorton Down1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time Porton Down wind forecast issued today at 6:13 pm. Next forecast at approx. 6:13 am. Wind Speed Wind GustPorton Down Wind Statistics October WindBoscombe Down (4 km)2026SeptemberOctoberStrongest 23 October, 202631.3 mph WNWAverage October8.3 mphStrongest 17 September, 202622.4 mph WNWAverage September7.1 mphStrongest 12 March, 202631.3 mph SSWAverage 20268.2 mphClimate (2021–2026)Boscombe Down (4 km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202247 mph WSWAverage 2021–20268.1 mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmNear GaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October22.5%12.5%2.5%CalmNear GaleGet WillyWeather+ to remove ads