Current Conditions
More Information
WeatherCity Home
Switch to Metric Units
[ Almanac ]  
Sunrise:  5:29 am
Sunset:  8:31 pm
[ Moon Phases ]  

New Moon
Jul 15

First Quarter
Jul 22

Full Moon
Jul 29

Last Quarter
Aug 6




July 12th, 2026 :: 1:51 pm CDT   

Local Weather Report for
De Kalb
Illinois, United States

 Current De Kalb Weather Conditions Updated July 12th at 12:55 pm 
Temperature:84°F Dew Point:64°F
Barometer:30.24 inHg Wind:N 11 Mph
Humidity:51.5% Visibility:0M
 
 De Kalb Weather Forecast Summary  
 
Today
Jul 12th
Monday
Jul 13th
Tuesday
Jul 14th
Wednesday
Jul 15th
Thursday
Jul 16th
Sunny Sunny Mostly Sunny Sunny Mostly Sunny
83°F
84°F
64°F
87°F
70°F
86°F
71°F
88°F
72°F
 
 De Kalb Detailed Weather Forecast  
 
Sunday, July 12th, 2026
Afternoon Temperature: 82°F
Sunny.
Evening Temperature: 73°F
Clear. Chance of a thunderstorm.
Monday, July 13th, 2026
Overnight Temperature: 65°F
Clear.
Morning Temperature: 73°F
Sunny. Slight chance of a thunderstorm.
Afternoon Temperature: 83°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.
Tuesday, July 14th, 2026
Overnight Temperature: 71°F
Clear. Slight chance of a thunderstorm.
Morning Temperature: 76°F
Mostly sunny. Chance of a thunderstorm.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 79°F
Mostly clear. Chance of a thunderstorm.
Wednesday, July 15th, 2026
Overnight Temperature: 72°F
Clear. Chance of a thunderstorm.
Morning Temperature: 76°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 86°F
Sunny. Chance of a thunderstorm.
Evening Temperature: 79°F
Clear. Chance of a thunderstorm.
Thursday, July 16th, 2026
Overnight Temperature: 73°F
Clear. Chance of a thunderstorm.
Morning Temperature: 77°F
Sunny. Chance of a thunderstorm.
Afternoon Temperature: 87°F
Mostly sunny. Chance of a thunderstorm.
Evening Temperature: 78°F
Clear. Chance of a thunderstorm.
Friday, July 17th, 2026
Overnight Temperature: 71°F
Mostly clear. Chance of a thunderstorm.
Morning Temperature: 77°F
Sunny with a chance of showers or thundershowers. Windy at times.
Afternoon Temperature: 86°F
Sunny with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 80°F
Clear with a slight chance of showers or thundershowers. Windy at times.
Saturday, July 18th, 2026
Overnight Temperature: 74°F
Clear with a slight chance of showers or thundershowers. Windy at times.
Morning Temperature: 72°F
A mix of sun and cloud. Chance of a thunderstorm. Windy at times.
Afternoon Temperature: 73°F
A mix of sun and cloud. Chance of a thunderstorm. Windy at times.
Evening Temperature: 70°F
Clear with a chance of showers or thundershowers.
Sunday, July 19th, 2026
Overnight Temperature: 62°F
Clear.
Morning Temperature: 63°F
Sunny. Windy at times.
Afternoon Temperature: 76°F
Mostly sunny.
Evening Temperature: 68°F
Mostly clear.
Monday, July 20th, 2026
Overnight Temperature: 62°F
A mix of cloudy and clear skies.
Morning Temperature: 67°F
Mostly sunny.
Afternoon Temperature: 77°F
Mostly sunny. Slight chance of a thunderstorm.
Evening Temperature: 71°F
Clear. Chance of a thunderstorm.





 

  [ Local Weather Report ]
Dekalb, IL 
12:55 PM  84°F
 
 
Sycamore, IL 
12:55 PM  84°F
 
 
Genoa, IL 
 
Rochelle, IL 
12:55 PM  84°F
 
 
Sandwich, IL 
 
Batavia, IL 
12:52 PM  84°F
Mostly Sunny
 
Geneva, IL 
12:52 PM  84°F
Mostly Sunny
 
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

  De Kalb weather brought to you by WeatherCity Server: us-chi1   Rendered in 0.00278s  
Home   |   About WeatherCity