860  
CDUS43 KLOT 260632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT WED JUL 26 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 25 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 88 2:23 PM 97 2012 84 4 79  
MINIMUM 64 5:14 AM 53 2013 64 0 60  
2014  
AVERAGE 76 74 2 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.24 2005 0.12 -0.12 0.00  
MONTH TO DATE 6.30 2.90 3.40 3.96  
SINCE JUN 1 7.47 6.55 0.92 5.91  
SINCE JAN 1 18.00 18.81 -0.81 20.59  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 29 33 -4 13  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 11 9 2 5  
MONTH TO DATE 194 221 -27 244  
SINCE JUN 1 345 396 -51 440  
SINCE JAN 1 396 452 -56 561    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 4.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 48 2:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 96 1997  
MINIMUM TEMPERATURE (F) 64 54 1998  
2004  
 
SUNRISE AND SUNSET  
JULY 26 2023..........SUNRISE 5:41 AM CDT SUNSET 8:18 PM CDT  
JULY 27 2023..........SUNRISE 5:42 AM CDT SUNSET 8:17 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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