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September 18th, 2025 :: 12:27 pm CDT   

Local Weather Report for
Naperville
Illinois, United States

 Current Naperville Weather Conditions Updated September 18th at 10:52 am 
Temperature:81°F Dew Point:57°F
Barometer:30.09 inHg Wind: 6 Mph
Humidity:44.8% Visibility:0M
 
 Naperville Weather Forecast Summary  
 
Today
Sep 18th
Friday
Sep 19th
Saturday
Sep 20th
Sunday
Sep 21st
Monday
Sep 22nd
Mix of Cloud and Sun Cloudy Thundershowers Showers Thundershowers
88°F
87°F
66°F
82°F
66°F
74°F
66°F
81°F
66°F
 
 Naperville Detailed Weather Forecast  
 
Thursday, September 18th, 2025
Afternoon Temperature: 82°F
A mix of cloud and sun.
Evening Temperature: 70°F
Clear.
Friday, September 19th, 2025
Overnight Temperature: 67°F
Clear.
Morning Temperature: 82°F
Cloudy.
Afternoon Temperature: 82°F
Cloudy.
Evening Temperature: 72°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Saturday, September 20th, 2025
Overnight Temperature: 67°F
Cloudy with showers likely. Slight chance of a thunderstorm.
Morning Temperature: 77°F
Cloudy with a chance of showers or thundershowers.
Afternoon Temperature: 76°F
Cloudy with a chance of showers or thundershowers.
Evening Temperature: 68°F
Cloudy with a chance of showers.
Sunday, September 21st, 2025
Overnight Temperature: 66°F
Cloudy with a slight chance of showers.
Morning Temperature: 73°F
Cloudy with a chance of showers.
Afternoon Temperature: 67°F
Cloudy with a few showers.
Evening Temperature: 66°F
Cloudy with a few showers.
Monday, September 22nd, 2025
Overnight Temperature: 66°F
Cloudy with a few showers.
Morning Temperature: 75°F
Cloudy with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 75°F
Cloudy with showers. Chance of a thunderstorm.
Evening Temperature: 67°F
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm.
Tuesday, September 23rd, 2025
Overnight Temperature: 66°F
Cloudy with a chance of showers. Windy at times.
Morning Temperature: 70°F
Cloudy. Slight chance of a thunderstorm.
Afternoon Temperature: 74°F
Cloudy with a slight chance of showers or thundershowers.
Evening Temperature: 66°F
Cloudy with a few showers.
Wednesday, September 24th, 2025
Overnight Temperature: 66°F
Cloudy with showers.
Morning Temperature: 67°F
Cloudy with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 66°F
Cloudy with showers. Chance of a thunderstorm.
Evening Temperature: 63°F
Cloudy with showers likely. Slight chance of a thunderstorm.
Thursday, September 25th, 2025
Overnight Temperature: 58°F
Cloudy.
Morning Temperature: 66°F
Cloudy.
Afternoon Temperature: 67°F
Cloudy with a chance of showers.
Evening Temperature: 61°F
Cloudy with a chance of showers.
Friday, September 26th, 2025
Overnight Temperature: 60°F
Cloudy with showers likely.
Morning Temperature: 66°F
Cloudy.
Afternoon Temperature: 67°F
Sunny with cloudy periods with a chance of showers.
Evening Temperature: 62°F
Clear.





 

  [ Local Weather Report ]
Warrenville, IL 
10:52 AM  81°F
 
 
Lisle, IL 
10:52 AM  81°F
 
 
Wheaton, IL 
10:52 AM  81°F
 
 
West Chicago, IL 
10:52 AM  81°F
 
 
Darien, IL 
10:57 AM  81°F
 
 
Aurora, IL 
10:52 AM  81°F
 
 
Batavia, IL 
10:52 AM  81°F
 
 
Lombard, IL 
10:51 AM  79°F
Mostly Sunny
 
Geneva, IL 
10:52 AM  81°F
 
 
Oakbrook Terrace, IL 
10:51 AM  79°F
Mostly Sunny

This WeatherCity Weather Forecast for Naperville, 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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