West Harnham Wind ForecastUnited KingdomSWWiltshireWest Harnham1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time West Harnham wind forecast issued today at 7:09 am. Next forecast at approx. 7:09 pm. Wind Speed Wind GustWest Harnham Wind Statistics August WindBoscombe Down (12km)2026JulyAugustStrongest 1 August, 20266.7mph WNWAverage August4.5mphStrongest 13 July, 202620.1mph NEAverage July7.1mphStrongest 12 March, 202631.3mph SSWAverage 20268.4mphClimate (2021–2026)Boscombe Down (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 18 February, 202247mph WSWAverage 2021–20268mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average August15%8.75%2.5%CalmStrongAugust Wind RoseAugust (5 Year Average)5 Year Average Annual5 Year Average August17.5%10%2.5%CalmStrongGet WillyWeather+ to remove ads