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September 17th, 2025 :: 10:05 pm CDT   

Local Weather Report for
Lake Forest
Illinois, United States

 Current Lake Forest Weather Conditions Updated September 17th at 8:52 pm 
Temperature:68°F Dew Point:64°F
Barometer:30.06 inHg Wind:calm
Humidity:88.3% Visibility:0M
 
 Lake Forest Weather Forecast Summary  
 
Today
Sep 17th
Thursday
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Mix of Sun and Cloud Mix of Cloud and Sun Mix of Cloud and Sun Cloudy Cloudy
72°F
71°F
67°F
70°F
66°F
69°F
65°F
72°F
68°F
 
 Lake Forest Detailed Weather Forecast  
 
Thursday, September 18th, 2025
Overnight Temperature: 70°F
A mix of cloudy and clear skies.
Morning Temperature: 71°F
A mix of cloud and sun.
Afternoon Temperature: 69°F
A mix of cloud and sun. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 67°F
Mostly clear. Windy at times.
Friday, September 19th, 2025
Overnight Temperature: 67°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 67°F
Mostly sunny. Windy at times.
Afternoon Temperature: 69°F
Sunny with cloudy periods. Windy.
Evening Temperature: 68°F
A mix of cloudy and clear skies. Windy.
Saturday, September 20th, 2025
Overnight Temperature: 67°F
Cloudy with a slight chance of showers. Wind 20 to 30 mph.
Morning Temperature: 66°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 69°F
Cloudy.
Evening Temperature: 69°F
A mix of cloudy and clear skies. Windy at times.
Sunday, September 21st, 2025
Overnight Temperature: 68°F
Clear. Windy.
Morning Temperature: 69°F
Cloudy. Windy at times.
Afternoon Temperature: 71°F
Cloudy with a chance of showers.
Evening Temperature: 70°F
A mix of clear and cloudy skies. Slight chance of a thunderstorm. Windy at times.
Monday, September 22nd, 2025
Overnight Temperature: 69°F
Clear.
Morning Temperature: 70°F
Sunny. Windy at times.
Afternoon Temperature: 71°F
Sunny with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 71°F
Cloudy with a chance of showers. Windy.
Tuesday, September 23rd, 2025
Overnight Temperature: 66°F
Cloudy with showers likely. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Morning Temperature: 64°F
Cloudy. Windy.
Afternoon Temperature: 67°F
Sunny. Windy at times.
Evening Temperature: 67°F
Cloudy. Windy.
Wednesday, September 24th, 2025
Overnight Temperature: 65°F
Clear with cloudy periods. Windy.
Morning Temperature: 66°F
Sunny. Windy.
Afternoon Temperature: 68°F
Mostly sunny. Windy at times.
Evening Temperature: 66°F
Clear. Windy at times.
Thursday, September 25th, 2025
Overnight Temperature: 63°F
Clear.
Morning Temperature: 62°F
Sunny. Windy at times.
Afternoon Temperature: 63°F
Sunny. Windy at times.
Evening Temperature: 63°F
Clear. Windy at times.





 

  [ Local Weather Report ]
Highwood, IL 
8:52 PM  68°F
 
 
North Chicago, IL 
8:51 PM  64°F
 
 
Highland Park, IL 
8:52 PM  68°F
 
 
Park City, IL 
8:51 PM  64°F
 
 
Palwaukee, IL 
8:52 PM  68°F
 
 
Waukegan, IL 
8:51 PM  64°F
 
 
Prospect Heights, IL 
8:52 PM  68°F
 
 
Zion, IL 
8:51 PM  64°F
 
 
Rolling Meadows, IL 
8:52 PM  68°F
 
 
Des Plaines, IL 
8:51 PM  72°F
 

This WeatherCity Weather Forecast for Lake Forest, 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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