312  
CDUS43 KLOT 262134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT MON JUL 26 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JULY 26 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 92 1:02 PM 96 1997 84 8  
MINIMUM 63 4:45 AM 54 1998 64 -1  
2004  
AVERAGE 78 74 4  
 
PRECIPITATION (IN)  
TODAY 0.00 0.57 2005 0.12 -0.12  
MONTH TO DATE 1.95 3.02 -1.07  
SINCE JUN 1 8.66 6.67 1.99  
SINCE JAN 1 13.81 18.93 -5.12  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE JUN 1 11 33 -22  
SINCE JUL 1 0 0 0  
 
COOLING  
TODAY 13 9 4  
MONTH TO DATE 216 230 -14  
SINCE JUN 1 466 405 61  
SINCE JAN 1 547 461 86    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NE (40)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 1.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 91 1997  
2011  
MINIMUM TEMPERATURE (F) 64 53 2013  
 
SUNRISE AND SUNSET  
JULY 26 2021..........SUNRISE 5:41 AM CDT SUNSET 8:17 PM CDT  
JULY 27 2021..........SUNRISE 5:42 AM CDT SUNSET 8:16 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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