Mount Vernon Wind ForecastAustraliaNSWGreater Western SydneyMount Vernon1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Mount Vernon wind forecast issued today at 4:34 am. Next forecast at approx. 4:34 pm. Mount Vernon Wind Statistics View MoreSeptember WindHorsley Park (4km)2025AugustSeptemberStrongest 1 September, 202525.9km/h SEAverage September5km/hStrongest 28 August, 202557.2km/h WAverage August8.2km/hStrongest 17 January, 202568.4km/h SAverage 20257.3km/hClimate (2010–Present)Horsley Park (4km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 October, 202394.3km/h WNWAverage 2020–20257km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September25%13.75%2.5%CalmFreshSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmFreshGet WillyWeather+ to remove ads