Weather in Gilson, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 06:55 PM ET · Refreshes every hour
79°F
Clear sky
Feels like 76°F
31%
Humidity
5 mph
Wind Speed
About Weather in Gilson
Gilson is located in Illinois (coordinates: 40.86271°N, 90.199062°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.