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Sunrise:  7:19 am
Sunset:  4:30 pm
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Dec 27

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Jan 4

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Jan 12

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Jan 19




December 24th, 2025 :: 9:07 am CST   

Local Weather Report for
De Kalb
Illinois, United States

 Current De Kalb Weather Conditions Updated December 24th at 7:55 am 
mist
Temperature:32°F Dew Point:32°F
Barometer:30.3 inHg Wind:calm
Humidity:100.0% Visibility:0M
 
 De Kalb Weather Forecast Summary  
 
Today
Dec 24th
Thursday
Dec 25th
Friday
Dec 26th
Saturday
Dec 27th
Sunday
Dec 28th
Cloudy Cloudy Cloudy Cloudy Cloudy
42°F
41°F
36°F
42°F
37°F
43°F
37°F
45°F
14°F
 
 De Kalb Detailed Weather Forecast  
 
Wednesday, December 24th, 2025
Morning Temperature: 39°F
Cloudy.
Afternoon Temperature: 41°F
Cloudy.
Evening Temperature: 41°F
Cloudy.
Thursday, December 25th, 2025
Overnight Temperature: 36°F
Cloudy.
Morning Temperature: 39°F
Cloudy. Windy at times.
Afternoon Temperature: 36°F
Cloudy. Windy at times.
Evening Temperature: 38°F
Cloudy. Windy at times.
Friday, December 26th, 2025
Overnight Temperature: 39°F
Cloudy with a chance of showers. Showers possibly mixed with wet flurries. Windy at times.
Morning Temperature: 42°F
Cloudy. Windy at times.
Afternoon Temperature: 39°F
Cloudy.
Evening Temperature: 37°F
Cloudy.
Saturday, December 27th, 2025
Overnight Temperature: 37°F
Cloudy.
Morning Temperature: 40°F
Cloudy. Windy at times.
Afternoon Temperature: 39°F
Cloudy. Windy at times.
Evening Temperature: 41°F
Cloudy. Windy at times.
Sunday, December 28th, 2025
Overnight Temperature: 42°F
Cloudy. Windy at times.
Morning Temperature: 38°F
Cloudy. Wind 20 to 30 mph.
Afternoon Temperature: 23°F
Cloudy with a slight chance of flurries. Wind 20 to 30 mph.
Evening Temperature: 15°F
A mix of cloudy and clear skies. Wind 20 to 30 mph.
Monday, December 29th, 2025
Overnight Temperature: 13°F
A mix of cloudy and clear skies. Wind 20 to 30 mph.
Morning Temperature: 17°F
Sunny with cloudy periods. Wind 20 to 30 mph.
Afternoon Temperature: 17°F
Sunny. Windy.
Evening Temperature: 15°F
Clear with cloudy periods. Windy.
Tuesday, December 30th, 2025
Overnight Temperature: 14°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 24°F
Cloudy. Windy at times.
Afternoon Temperature: 27°F
Sunny with cloudy periods. Windy at times.
Evening Temperature: 27°F
Cloudy. Windy at times.
Wednesday, December 31st, 2025
Overnight Temperature: 28°F
Cloudy. Windy at times.
Morning Temperature: 32°F
Cloudy. Windy at times.
Afternoon Temperature: 32°F
Cloudy.
Evening Temperature: 28°F
Cloudy with flurries likely.
Thursday, January 1st, 2026
Overnight Temperature: 24°F
Cloudy with a chance of flurries.
Morning Temperature: 21°F
Cloudy. Windy at times.
Afternoon Temperature: 16°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 12°F
A mix of cloudy and clear skies.





 

  [ Local Weather Report ]
Dekalb, IL 
7:55 AM  32°F
mist
 
Sycamore, IL 
7:55 AM  32°F
mist
 
Genoa, IL 
 
Rochelle, IL 
 
Sandwich, IL 
 
Batavia, IL 
7:52 AM  30°F
mist
 
Geneva, IL 
7:52 AM  30°F
mist
 
Plano, IL 
 
Marengo, IL 
 
Aurora, IL 

 
This WeatherCity Weather Forecast for De Kalb, 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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