Weather in Shannon, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:12 PM ET · Refreshes every hour
80°F
Clear sky
Feels like 75°F
28%
Humidity
12 mph
Wind Speed
About Weather in Shannon
Shannon is located in Illinois (coordinates: 42.152447°N, 89.740174°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.