Weather in St. Onge, South Dakota
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:18 PM ET · Refreshes every hour
81°F
Overcast
Feels like 74°F
17%
Humidity
7 mph
Wind Speed
About Weather in St. Onge
St. Onge is located in South Dakota (coordinates: 44.545747°N, 103.719856°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.