Boat Harbour Wind ForecastAustraliaNSWIllawarraBoat Harbour1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Boat Harbour wind forecast issued today at 6:35 pm. Next forecast at approx. 6:35 am. Boat Harbour Wind Statistics View MoreDecember WindPoint Perpendicular (2km)2025NovemberDecemberStrongest 8 December, 202555.4km/h NNEAverage December16.7km/hStrongest 15 November, 202574.2km/h NNEAverage November15.7km/hStrongest 1 July, 2025101.9km/h SAverage 202515.2km/hClimate (2010–Present)Point Perpendicular (2km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 24 August, 2021124.2km/h SSWAverage 2020–202515.2km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December15%8.75%2.5%CalmNear GaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December20%11.25%2.5%CalmNear GaleGet WillyWeather+ to remove ads