009  
CDUS43 KLOT 232137  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
437 PM CDT TUE JUL 23 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 23 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 84 2:21 PM 93 1999 84 0 82  
MINIMUM 64 5:20 AM 48 2000 64 0 60  
AVERAGE 74 74 0 71  
 
PRECIPITATION (IN)  
TODAY 0.00 2.28 2010 0.12 -0.12 0.13  
MONTH TO DATE 4.11 2.65 1.46 6.30  
SINCE JUN 1 9.14 6.30 2.84 7.47  
SINCE JAN 1 21.78 18.56 3.22 18.00  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 3 0 3 0  
SINCE JUN 1 16 33 -17 29  
SINCE JUL 1 3 0 3 0  
 
COOLING  
TODAY 9 9 0 6  
MONTH TO DATE 195 203 -8 174  
SINCE JUN 1 437 378 59 325  
SINCE JAN 1 491 434 57 376    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 7.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 2:00 AM  
LOWEST 57 1:00 PM  
AVERAGE 77  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 2005  
MINIMUM TEMPERATURE (F) 64 49 2000  
 
SUNRISE AND SUNSET  
JULY 23 2024..........SUNRISE 5:39 AM CDT SUNSET 8:20 PM CDT  
JULY 24 2024..........SUNRISE 5:39 AM CDT SUNSET 8:19 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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