922  
CDUS43 KLOT 302132  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT TUE JUL 30 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 30 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 88 2:46 PM 98 1999 84 4 81  
MINIMUM 68 5:45 AM 49 1997 63 5 62  
AVERAGE 78 74 4 72  
 
PRECIPITATION (IN)  
TODAY 0.00 0.84 2000 0.13 -0.13 0.00  
MONTH TO DATE 4.42 3.50 0.92 9.62  
SINCE JUN 1 9.45 7.15 2.30 10.79  
SINCE JAN 1 22.09 19.41 2.68 21.32  
 
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 13 8 5 7  
MONTH TO DATE 249 265 -16 258  
SINCE JUN 1 491 440 51 409  
SINCE JAN 1 545 496 49 460    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 4.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 12:00 AM  
LOWEST 54 12:00 PM  
AVERAGE 74  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 2006  
MINIMUM TEMPERATURE (F) 63 50 1997  
 
SUNRISE AND SUNSET  
JULY 30 2024..........SUNRISE 5:45 AM CDT SUNSET 8:13 PM CDT  
JULY 31 2024..........SUNRISE 5:46 AM CDT SUNSET 8:12 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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