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 10:13 am. Next forecast at approx. 10:13 pm. Castle Hill Wind Statistics View MoreDecember WindHorsley Park (7km)2025NovemberDecemberStrongest 6 December, 202546.4km/h NAverage December7.8km/hStrongest 26 November, 202570.2km/h WAverage November8km/hStrongest 26 November, 202570.2km/h WAverage 20257.4km/hClimate (2010–Present)Horsley Park (7km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 October, 202394.3km/h WNWAverage 2020–20257.1km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December25%13.75%2.5%CalmFreshDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December22.5%12.5%2.5%CalmFreshGet WillyWeather+ to remove ads