St Mary's Wind ForecastUnited KingdomSWCornwallSt Mary's1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Met OfficeWind Real-Time St Mary's wind forecast issued today at 7:11 pm. Next forecast at approx. 7:11 am. Wind Speed Wind GustSt Mary's Wind Statistics September WindScilly St Marys (1km)2026AugustSeptemberStrongest 27 September, 202629.1mph SSEAverage September10.6mphStrongest 29 August, 202631.3mph WAverage August10.3mphStrongest 8 January, 202662.6mph NWAverage 202613.3mphClimate (2021–2026)Scilly St Marys (1km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 8 January, 202662.6mph NWAverage 2021–202613.9mphWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads