Decatur Wind ForecastUnited StatesILMacon CountyDecatur1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Decatur wind forecast issued today at 6:33 am. Next forecast at approx. 6:33 pm.Decatur Wind Statistics February WindDecatur Airport (4.3 miles)2026JanuaryFebruaryStrongest – Average February–Strongest 19 January, 202651mph WNWAverage January11.9mphStrongest 19 January, 202651mph WNWAverage 202611.9mphClimate (2010–Present)Decatur Airport (4.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 29 June, 202374.9mph WAverage 2021–20269.6mphGet WillyWeather+ to remove ads