Iona Wind ForecastAustraliaVICYarra Valley and Dandenong RangesIona1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Iona wind forecast issued today at 6:35 pm. Next forecast at approx. 6:35 am. Iona Wind Statistics View MoreSeptember WindRhyll (48km)2025AugustSeptemberStrongest – Average September7.6km/hStrongest 30 August, 202579.6km/h SWAverage August12.5km/hStrongest 24 June, 202590.7km/h NNWAverage 202513.9km/hClimate (2010–Present)Rhyll (48km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 October, 202194.3km/h NAverage 2020–202513.9km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September12.5%7.5%2.5%CalmNear GaleSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September15%8.75%2.5%CalmNear GaleGet WillyWeather+ to remove ads