Weather in St. Elmo, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:53 PM ET · Refreshes every hour
76°F
Clear sky
Feels like 78°F
61%
Humidity
8 mph
Wind Speed
About Weather in St. Elmo
St. Elmo is located in Illinois (coordinates: 39.021775°N, 88.851406°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.