Portsmith Wind ForecastAustraliaQLDFar NorthPortsmith1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Portsmith wind forecast issued today at 11:10 am. Next forecast at approx. 11:10 pm. Portsmith Wind Statistics View MoreSeptember WindCairns Airport (8km)2021AugustSeptemberStrongest 8 September, 202172.4km/h SEAverage September19.4km/hStrongest 8 August, 202150km/h SEAverage August15.7km/hStrongest 1 March, 202185.3km/h SSEAverage 202113.5km/hClimate (2010–Present)Cairns Airport (8km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 10 December, 201887.1km/h SEAverage 2010–Present14.6km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average September25%13.75%2.5%CalmStrongSeptember Wind RoseSeptember (5 Year Average)5 Year Average Annual5 Year Average September27.5%15%2.5%CalmStrongGet an account to remove ads