Norton Summit Wind ForecastAustraliaSAAdelaide HillsNorton Summit1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Norton Summit wind forecast issued today at 12:03 am. Next forecast at approx. 12:03 pm. Norton Summit Wind Statistics View MoreSeptember WindMount Lofty (6km)2025AugustSeptemberStrongest 15 September, 202572.4km/h NNWAverage September12km/hStrongest 29 August, 202577.8km/h NWAverage August11.3km/hStrongest 22 July, 202577.8km/h NWAverage 202510.2km/hClimate (2010–Present)Mount Lofty (6km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 16 July, 202194.3km/h WNWAverage 2020–202510.1km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmFreshSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September25%13.75%2.5%CalmFreshGet WillyWeather+ to remove ads