Weather in Port Byron, Illinois
Live weather conditions. Source: Open-Meteo
Updated May 24, 2026 · 05:17 PM ET · Refreshes every hour
81°F
Clear sky
Feels like 80°F
30%
Humidity
6 mph
Wind Speed
About Weather in Port Byron
Port Byron is located in Illinois (coordinates: 41.624301°N, 90.330179°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.