Castle Hill Wind ForecastAustraliaNSWSydneyCastle Hill1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Castle Hill wind forecast issued today at 10:34 am. Next forecast at approx. 10:34 pm. Castle Hill Wind Statistics View MoreMay WindHorsley Park (7km)2026AprilMayStrongest 2 May, 202622.3km/h ENEAverage May3.4km/hStrongest 12 April, 202635.3km/h WAverage April5.3km/hStrongest 17 January, 202663km/h ESEAverage 20266.3km/hClimate (2010–Present)Horsley Park (7km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 October, 202394.3km/h WNWAverage 2021–20267km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average May27.5%15%2.5%CalmFreshMay Wind RoseMay (5 Year Average)5 Year Average Annual5 Year Average May27.5%15%2.5%CalmFreshGet WillyWeather+ to remove ads