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September 18th, 2025 :: 9:19 pm CDT   

Local Weather Report for
Freeport
Illinois, United States

 Freeport Weather Forecast Summary  
 
Today
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Mix of Cloud and Sun Showers Thundershowers Showers Thundershowers
87°F
74°F
59°F
81°F
60°F
70°F
63°F
78°F
63°F
 
 Freeport Detailed Weather Forecast  
 
Thursday, September 18th, 2025
Evening Temperature: 65°F
A mix of cloudy and clear skies with a slight chance of showers.
Friday, September 19th, 2025
Overnight Temperature: 60°F
A mix of cloudy and clear skies.
Morning Temperature: 73°F
Cloudy.
Afternoon Temperature: 72°F
Cloudy with a slight chance of showers or thundershowers.
Evening Temperature: 64°F
Cloudy with showers likely.
Saturday, September 20th, 2025
Overnight Temperature: 60°F
Cloudy with showers likely.
Morning Temperature: 75°F
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 76°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 67°F
Cloudy. Windy at times.
Sunday, September 21st, 2025
Overnight Temperature: 64°F
Cloudy.
Morning Temperature: 67°F
Cloudy with showers likely. Windy at times.
Afternoon Temperature: 67°F
Cloudy with a few showers. Windy at times.
Evening Temperature: 65°F
Cloudy with showers likely.
Monday, September 22nd, 2025
Overnight Temperature: 65°F
Cloudy with a few showers. Windy at times.
Morning Temperature: 75°F
Cloudy. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 68°F
Cloudy with showers likely. Slight chance of a thunderstorm.
Evening Temperature: 64°F
Cloudy with a chance of showers.
Tuesday, September 23rd, 2025
Overnight Temperature: 64°F
Cloudy with showers likely. Windy at times.
Morning Temperature: 74°F
Cloudy. Chance of a thunderstorm.
Afternoon Temperature: 74°F
Cloudy. Slight chance of a thunderstorm.
Evening Temperature: 66°F
Cloudy with periods of rain. Slight chance of a thunderstorm.
Wednesday, September 24th, 2025
Overnight Temperature: 62°F
Cloudy with a few showers.
Morning Temperature: 66°F
Cloudy.
Afternoon Temperature: 66°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 58°F
Cloudy with showers likely. Windy at times.
Thursday, September 25th, 2025
Overnight Temperature: 54°F
Clear with cloudy periods.
Morning Temperature: 63°F
Cloudy. Windy at times.
Afternoon Temperature: 60°F
Cloudy with a chance of showers. Windy at times.
Evening Temperature: 56°F
Cloudy with a chance of showers.
Friday, September 26th, 2025
Overnight Temperature: 56°F
A mix of cloudy and clear skies.
Morning Temperature: 66°F
Mostly sunny.
Afternoon Temperature: 66°F
Sunny with cloudy periods.
Evening Temperature: 58°F
Clear.





 

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This WeatherCity Weather Forecast for Freeport, Illinois, United States is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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