St Charles Wind ForecastUnited StatesSCLee CountySt Charles1-Day3-Day5-Day Graph Plots Open in Graphs Wind Forecast NOAAWind Real-Time St Charles wind forecast issued today at 2:32 am. Next forecast at approx. 2:32 pm. Wind Speed Wind GustSt Charles Wind Statistics July WindSumter Airport (9.3 miles)2026JuneJulyStrongest 20 July, 202616.1mph SSEAverage July6.1mphStrongest 28 June, 202616.1mph SWAverage June6.6mphStrongest 23 March, 202620.8mph NAverage 20266.9mphClimate (2021–2026)Sumter Airport (9.3 miles)Take a look at our website widgetsAvailable free! Find Out MoreStrongest 31 March, 202223mph SAverage 2021–20267.2mphGet WillyWeather+ to remove ads