054  
CDUS43 KLOT 292135  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT SAT JUL 29 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 29 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 84 1:59 PM 95 1999 84 0 79  
MINIMUM 68 5:03 AM 52 1997 63 5 57  
2003  
2013  
AVERAGE 76 74 2 68  
 
PRECIPITATION (IN)  
TODAY T 0.53 2016 0.11 -0.11 0.00  
MONTH TO DATE 9.62 3.37 6.25 4.16  
SINCE JUN 1 10.79 7.02 3.77 6.11  
SINCE JAN 1 21.32 19.28 2.04 20.79  
 
DEGREE DAYS  
HEATING  
TODAY 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  
TODAY 11 9 2 3  
MONTH TO DATE 252 257 -5 270  
SINCE JUN 1 403 432 -29 466  
SINCE JAN 1 454 488 -34 587    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 5.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 5:00 AM  
LOWEST 56 3:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 1999  
MINIMUM TEMPERATURE (F) 63 49 1997  
 
SUNRISE AND SUNSET  
JULY 29 2023..........SUNRISE 5:44 AM CDT SUNSET 8:15 PM CDT  
JULY 30 2023..........SUNRISE 5:45 AM CDT SUNSET 8:14 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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