Port Byron, IL Monthly Weather

Altitude - 176m | 41°36′22″N,90°20′6″W | map (OSM)

Port Byron, IL

°F

1 pmSunny5mphNE

Fri, May 9, 20251:53 PM (GMT -05:00)

May

Sun	Mon	Tue	Wed	Thu	Fri May 9 71 °F low38 °F	Sat May 10 81 °F low47 °F
Sun May 11 80 °F low45 °F	Mon May 12 82 °F low55 °F	Tue May 13 80 °F low61 °F	Wed May 14 85 °F low61 °F	Thu May 15 88 °F low68 °F	Fri May 16 78 °F low60 °F	Sat May 17 74 °F low54 °F
Sun May 18 69 °F low54 °F	Mon May 19 68 °F low52 °F	Tue May 20 71 °F low55 °F	Wed May 21 67 °F low53 °F	Thu May 22 71 °F low53 °F	Fri	Sat

Last updated 16min ago

Temperature in Port Byron, IL for month

* Port Byron, IL Monthly weather is based on statistical data for the last 10 years. It is intended for personal use on an "as is" basis. This page provides the weather forecast for the next 30 days. In this forecast option you can see precipitation icons and maximum air temperature. The first 14 days reflect the current weather forecast for Port Byron, IL, and the following days reflect the weather based on statistical data from the last few years of measurements. This weather forecast will be useful for a general understanding of weather changes the nearest month for Port Byron, IL. Please note that long-term forecasts are not a forecast as such, but only reflect the statistics of past years.