St Clair Wind ForecastAustraliaNSWGreater Western SydneySt Clair1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time St Clair wind forecast issued today at 2:34 pm. Next forecast at approx. 2:34 am. St Clair Wind Statistics View MoreJuly WindHorsley Park (9km)2025JuneJulyStrongest 1 July, 202564.8km/h WSWAverage July18.9km/hStrongest 25 June, 202566.6km/h NWAverage June6.2km/hStrongest 17 January, 202568.4km/h SAverage 20257.3km/hClimate (2010–Present)Horsley Park (9km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 October, 202394.3km/h WNWAverage 2020–20257km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average July25%13.75%2.5%CalmFreshJuly Wind RoseJuly (5 Year Average)5 Year Average Annual5 Year Average July25%13.75%2.5%CalmFreshGet WillyWeather+ to remove ads