520  
CDUS43 KLOT 242138  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CDT SAT JUL 24 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JULY 24 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 91 2:45 PM 100 2005 84 7  
MINIMUM 73 5:29 AM 49 2000 64 9  
AVERAGE 82 74 8  
 
PRECIPITATION (IN)  
TODAY 0.00 3.08 2010 0.13 -0.13  
MONTH TO DATE 1.89 2.78 -0.89  
SINCE JUN 1 8.60 6.43 2.17  
SINCE JAN 1 13.75 18.69 -4.94  
 
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 17 9 8  
MONTH TO DATE 189 212 -23  
SINCE JUN 1 439 387 52  
SINCE JAN 1 520 443 77    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 12.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
THUNDERSTORM  
LIGHT RAIN  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 97 2012  
MINIMUM TEMPERATURE (F) 64 53 2013  
2014  
 
SUNRISE AND SUNSET  
JULY 24 2021..........SUNRISE 5:39 AM CDT SUNSET 8:19 PM CDT  
JULY 25 2021..........SUNRISE 5:40 AM CDT SUNSET 8:18 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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