Decatur Wind ForecastUnited StatesILMacon CountyDecatur1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Decatur wind forecast issued today at 11:35 pm. Next forecast at approx. 11:35 am.Decatur Wind Statistics May WindDecatur Airport (4.3 miles)2026AprilMayStrongest – Average May–Strongest 17 April, 202657mph NWAverage April14.6mphStrongest 17 April, 202657mph NWAverage 202612.4mphClimate (2010–Present)Decatur Airport (4.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 June, 202374.9mph WAverage 2021–20269.7mphGet WillyWeather+ to remove ads