560  
CDUS43 KLOT 022159  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
459 PM CDT WED AUG 02 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 2 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 83 2:29 PM 97 2006 83 0 88  
MINIMUM 62 5:00 AM 54 2009 63 -1 62  
2021  
AVERAGE 73 73 0 75  
 
PRECIPITATION (IN)  
TODAY 0.00 0.93 2006 0.14 -0.14 0.00  
MONTH TO DATE T 0.28 -0.28 0.12  
SINCE JUN 1 10.79 7.55 3.24 6.23  
SINCE JAN 1 21.32 19.81 1.51 20.91  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 29 37 -8 13  
SINCE JUL 1 0 4 -4 0  
 
COOLING  
TODAY 8 8 0 10  
MONTH TO DATE 17 16 1 21  
SINCE JUN 1 433 463 -30 501  
SINCE JAN 1 484 519 -35 622    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 3:00 AM  
LOWEST 53 2:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 95 2012  
MINIMUM TEMPERATURE (F) 63 54 2000  
 
SUNRISE AND SUNSET  
AUGUST 2 2023........SUNRISE 5:48 AM CDT SUNSET 8:10 PM CDT  
AUGUST 3 2023........SUNRISE 5:49 AM CDT SUNSET 8:09 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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