Weather in St. Charles, South Dakota
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 07:27 PM ET · Refreshes every hour
87°F
Clear sky
Feels like 83°F
23%
Humidity
6 mph
Wind Speed
About Weather in St. Charles
St. Charles is located in South Dakota (coordinates: 43.088126°N, 99.094883°W). Weather data is sourced from Open-Meteo, a free and open meteorological API using data from national weather services including NOAA.
All temperatures are displayed in Fahrenheit. Wind speed is in miles per hour.