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May 3rd, 2026 :: 12:12 pm CDT   

Local Weather Report for
De Kalb
Illinois, United States

 Current De Kalb Weather Conditions Updated May 3rd at 10:55 am 
light rain
Temperature:48°F Dew Point:41°F
Barometer:29.95 inHg Wind:N 24 Mph
Humidity:76.0% Visibility:0M
 
 De Kalb Weather Forecast Summary  
 
Today
May 3rd
Monday
May 4th
Tuesday
May 5th
Wednesday
May 6th
Thursday
May 7th
Mix of Sun and Cloud Mostly Cloudy with Showers Mostly Cloudy with Showers Mix of Cloud and Sun Mix of Cloud and Sun
62°F
72°F
48°F
55°F
46°F
53°F
40°F
59°F
43°F
 
 De Kalb Detailed Weather Forecast  
 
Sunday, May 3rd, 2026
Afternoon Temperature: 60°F
Sunny with cloudy periods. Slight chance of a thunderstorm. Wind 20 to 30 mph.
Evening Temperature: 55°F
Clear. Slight chance of a thunderstorm. Windy at times.
Monday, May 4th, 2026
Overnight Temperature: 49°F
Clear.
Morning Temperature: 56°F
Sunny. Windy at times.
Afternoon Temperature: 71°F
Mostly sunny. Windy at times.
Evening Temperature: 61°F
Clear with cloudy periods with a few showers. Slight chance of a thunderstorm.
Tuesday, May 5th, 2026
Overnight Temperature: 51°F
Mostly cloudy with showers likely. Windy at times.
Morning Temperature: 50°F
Mostly cloudy. Windy at times.
Afternoon Temperature: 53°F
A mix of cloud and sun. Windy at times.
Evening Temperature: 49°F
A mix of cloudy and clear skies. Windy at times.
Wednesday, May 6th, 2026
Overnight Temperature: 42°F
Clear with cloudy periods.
Morning Temperature: 46°F
Sunny with cloudy periods. Windy at times.
Afternoon Temperature: 53°F
Mostly cloudy. Windy at times.
Evening Temperature: 48°F
A mix of cloudy and clear skies.
Thursday, May 7th, 2026
Overnight Temperature: 43°F
A mix of cloudy and clear skies.
Morning Temperature: 48°F
A mix of sun and cloud with a slight chance of showers.
Afternoon Temperature: 56°F
Cloudy with sunny periods with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Evening Temperature: 52°F
Cloudy with clear periods with a chance of showers. Windy at times.
Friday, May 8th, 2026
Overnight Temperature: 45°F
A mix of cloudy and clear skies with a slight chance of showers.
Morning Temperature: 50°F
Mostly cloudy.
Afternoon Temperature: 59°F
Mostly cloudy.
Evening Temperature: 53°F
Clear. Windy at times.
Saturday, May 9th, 2026
Overnight Temperature: 50°F
A mix of cloudy and clear skies.
Morning Temperature: 54°F
Sunny with cloudy periods.
Afternoon Temperature: 65°F
A mix of sun and cloud.
Evening Temperature: 59°F
A mix of cloudy and clear skies.
Sunday, May 10th, 2026
Overnight Temperature: 52°F
Mostly cloudy with a chance of showers.
Morning Temperature: 53°F
Cloudy with showers. Windy.
Afternoon Temperature: 54°F
Cloudy with periods of rain.
Evening Temperature: 52°F
A mix of cloudy and clear skies with a few showers. Windy at times.
Monday, May 11th, 2026
Overnight Temperature: 48°F
A mix of cloudy and clear skies. Windy at times.
Morning Temperature: 49°F
A mix of sun and cloud. Windy.
Afternoon Temperature: 57°F
Mostly sunny. Windy.
Evening Temperature: 47°F
Mostly clear. Windy at times.





 

  [ Local Weather Report ]
Dekalb, IL 
10:55 AM  48°F
light rain
 
Sycamore, IL 
10:55 AM  48°F
light rain
 
Genoa, IL 
 
Rochelle, IL 
10:55 AM  48°F
Overcast
 
Sandwich, IL 
 
Batavia, IL 
10:52 AM  48°F
light rain
 
Geneva, IL 
10:52 AM  48°F
light rain
 
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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