Weather in Oswego, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 04:59 PM ET · Refreshes every hour
76°F
Clear sky
Feels like 74°F
34%
Humidity
8 mph
Wind Speed
About Weather in Oswego
Oswego is located in Illinois (coordinates: 41.68322°N, 88.338849°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.