Weather in Chesterfield, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:10 PM ET · Refreshes every hour
79°F
Clear sky
Feels like 82°F
48%
Humidity
5 mph
Wind Speed
About Weather in Chesterfield
Chesterfield is located in Illinois (coordinates: 39.256614°N, 90.066765°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.