Weather in Lemmon, South Dakota
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:19 PM ET · Refreshes every hour
80°F
Clear sky
Feels like 78°F
23%
Humidity
7 mph
Wind Speed
About Weather in Lemmon
Lemmon is located in South Dakota (coordinates: 45.93835°N, 102.159803°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.