Cornwall Wind ForecastAustraliaTASNorthernCornwall1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Cornwall wind forecast issued yesterday at 11:34 pm. Next forecast at approx. 11:34 am. Wind Speed Wind Gust Cornwall Wind Statistics View MoreSeptember WindSt Helens Aerodrome (27km)2026AugustSeptemberStrongest 14 September, 202666.6km/h WNWAverage September14.8km/hStrongest 22 August, 202661.2km/h WNWAverage August11.1km/hStrongest 28 May, 2026103.7km/h NNEAverage 202611.5km/hClimate (2021–2026)St Helens Aerodrome (27km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 March, 2025105.5km/h WAverage 2021–202611.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%CalmStrongSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September20%11.25%2.5%CalmStrongGet WillyWeather+ to remove ads