Happy Valley Wind ForecastAustraliaSAAdelaideHappy Valley1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast Bureau of MeteorologyWind Real-Time Happy Valley wind forecast issued today at 9:28 am. Next forecast at approx. 9:28 pm. Happy Valley Wind Statistics View MoreDecember WindNOARLUNGA (10km)2019NovemberDecemberStrongest 2 December, 201957.2km/h WSWAverage December14.2km/hStrongest 20 November, 201963km/h NAverage November14.2km/hStrongest 8 August, 201983.2km/h NNWAverage 201913.8km/hClimate (2010–Present)NOARLUNGA (10km)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 12 July, 201696.1km/h WSWAverage 2010–Present14.4km/hWind RoseAnnual (5 Year Average)5 Year Average Annual5 Year Average December12.5%7.5%2.5%CalmNear GaleDecember Wind RoseDecember (5 Year Average)5 Year Average Annual5 Year Average December12.5%7.5%2.5%CalmNear GaleGet an account to remove ads