Weather in Glen Carbon, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 07:59 PM ET · Refreshes every hour
77°F
Clear sky
Feels like 76°F
46%
Humidity
6 mph
Wind Speed
About Weather in Glen Carbon
Glen Carbon is located in Illinois (coordinates: 38.758246°N, 89.983121°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.