Weather in Custer, South Dakota
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 07:13 PM ET · Refreshes every hour
76°F
Overcast
Feels like 66°F
17%
Humidity
13 mph
Wind Speed
About Weather in Custer
Custer is located in South Dakota (coordinates: 43.766732°N, 103.599636°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.