Weather in Dahlgren, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:04 PM ET · Refreshes every hour
77°F
Partly cloudy
Feels like 82°F
65%
Humidity
4 mph
Wind Speed
About Weather in Dahlgren
Dahlgren is located in Illinois (coordinates: 38.198052°N, 88.684687°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.