Sumter Wind ForecastUnited StatesSCSumter CountySumter1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Sumter wind forecast issued today at 10:35 pm. Next forecast at approx. 10:35 am.Sumter Wind Statistics May WindSumter Airport (5 miles)2026AprilMayStrongest 2 May, 202612.8mph NNEAverage May7mphStrongest 6 April, 202615mph NNEAverage April7mphStrongest 23 March, 202620.8mph NAverage 20267.1mphClimate (2010–Present)Sumter Airport (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 March, 202223mph SAverage 2021–20267.2mphGet WillyWeather+ to remove ads