Weather in Flat Rock, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 06:51 PM ET · Refreshes every hour
74°F
Clear sky
Feels like 79°F
79%
Humidity
4 mph
Wind Speed
About Weather in Flat Rock
Flat Rock is located in Illinois (coordinates: 38.903681°N, 87.673398°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.