Defiance Wind ForecastUnited StatesIAShelby CountyDefiance1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Defiance wind forecast issued today at 7:22 pm. Next forecast at approx. 7:22 am. Wind Speed Wind GustDefiance Wind Statistics September WindDenison (10.6 miles)2026AugustSeptemberStrongest 14 September, 202623mph SEAverage September8.2mphStrongest 7 August, 202619.7mph WSWAverage August7.6mphStrongest 15 March, 202639.1mph NAverage 20269.3mphClimate (2021–2026)Denison (10.6 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 23 April, 202241.4mph SAverage 2021–202610mphGet WillyWeather+ to remove ads