Hewett Wind ForecastAustraliaSABarossaHewett1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Hewett wind forecast issued today at 10:04 am. Next forecast at approx. 10:04 pm. Hewett Wind Statistics View MoreJanuary WindRoseworthy (10km)2026DecemberJanuaryStrongest 8 January, 202655.4km/h NWAverage January15.8km/hStrongest 4 December, 202568.4km/h NNWAverage December17.4km/hStrongest 8 January, 202655.4km/h NWAverage 202615.8km/hClimate (2010–Present)Roseworthy (10km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 15 July, 202198.3km/h WNWAverage 2021–202616.6km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average January12.5%7.5%2.5%CalmStrongJanuary Wind RoseJanuary (5 Year Average)5 Year Average Annual5 Year Average January17.5%10%2.5%CalmStrongGet WillyWeather+ to remove ads