887  
CDUS43 KLOT 132137  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT MON APR 13 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR APRIL 13 2026...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 77 2:59 PM 83 2023 59 18 65  
MINIMUM 61 12:40 AM 26 2004 37 24 50  
AVERAGE 69 48 21 58  
 
PRECIPITATION (IN)  
TODAY 0.01 0.68 2022 0.11 -0.10 0.00  
MONTH TO DATE 2.90 1.22 1.68 0.91  
SINCE MAR 1 7.47 3.19 4.28 3.81  
SINCE JAN 1 8.72 5.70 3.02 5.38  
 
DEGREE DAYS  
HEATING  
TODAY 0 17 -17 7  
MONTH TO DATE 210 251 -41 275  
SINCE MAR 1 882 1101 -219 937  
SINCE JUL 1 5524 5878 -354 5258  
 
COOLING  
TODAY 4 0 4 0  
MONTH TO DATE 6 0 6 0  
SINCE MAR 1 6 2 4 0  
SINCE JAN 1 6 2 4 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 11.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 AM  
LOWEST 64 3:00 PM  
AVERAGE 81  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 85 2003  
MINIMUM TEMPERATURE (F) 37 26 2020  
 
SUNRISE AND SUNSET  
APRIL 13 2026.........SUNRISE 6:16 AM CDT SUNSET 7:32 PM CDT  
APRIL 14 2026.........SUNRISE 6:14 AM CDT SUNSET 7:33 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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