Postans Wind ForecastAustraliaWAPerthPostans1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Postans wind forecast issued today at 9:34 am. Next forecast at approx. 9:34 pm. Wind Speed Wind Gust Postans Wind Statistics View MoreOctober WindGarden Island (12 km)2026SeptemberOctoberStrongest 2 October, 202651.8 km/h SAverage October21.9 km/hStrongest 4 September, 202672.4 km/h WAverage September20.4 km/hStrongest 31 May, 2026105.5 km/h WNWAverage 202621.8 km/hClimate (2021–2026)Garden Island (12 km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 13 September, 2023113 km/h NNWAverage 2021–202623 km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average October15%8.75%2.5%CalmGaleOctober Wind RoseOctober (5 Year Average)5 Year Average Annual5 Year Average October20%11.25%2.5%CalmGaleGet WillyWeather+ to remove ads