St Johns Wind ForecastAustraliaSABarossaSt Johns1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time St Johns wind forecast issued today at 10:50 pm. Next forecast at approx. 10:50 am. St Johns Wind Statistics View MoreJuly WindNuriootpa (PIRSA Research Centre) (12km)2020JuneJulyStrongest 2 July, 202064.8km/h WAverage July16.1km/hStrongest 15 June, 202064.8km/h WNWAverage June12.5km/hStrongest 31 January, 202077.8km/h NAverage 202013.3km/hClimate (2010–Present)Nuriootpa (PIRSA Research Centre) (12km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 10 July, 201992.5km/h WNWAverage 2010–Present14km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July15%8.75%2.5%CalmNear GaleJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July20%11.25%2.5%CalmNear GaleGet an account to remove ads