Sumter Wind ForecastUnited StatesSCSumter CountySumter1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time Sumter wind forecast issued today at 3:33 am. Next forecast at approx. 3:33 pm. Wind Speed Wind GustSumter Wind Statistics November WindSumter Airport (5 miles)2026OctoberNovemberStrongest – Average November–Strongest 11 October, 202617.2 mph SWAverage October6.8 mphStrongest 23 March, 202620.8 mph NAverage 20266.6 mphClimate (2021–2026)Sumter Airport (5 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 March, 202223 mph SAverage 2021–20267.2 mphGet WillyWeather+ to remove ads