990  
CDUS43 KLOT 122132  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT FRI JUL 12 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 12 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 87 2:45 PM 90 2012 84 3 78  
MINIMUM 61 4:49 AM 54 2002 63 -2 61  
AVERAGE 74 74 0 70  
 
PRECIPITATION (IN)  
TODAY 0.00 1.10 2014 0.12 -0.12 0.95  
MONTH TO DATE 2.19 1.33 0.86 3.94  
SINCE JUN 1 7.22 4.98 2.24 5.11  
SINCE JAN 1 19.86 17.24 2.62 15.64  
 
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 5  
MONTH TO DATE 104 104 0 96  
SINCE JUN 1 346 279 67 247  
SINCE JAN 1 400 335 65 298    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 8 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 3.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 4:00 AM  
LOWEST 46 2:00 PM  
AVERAGE 72  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 95 2019  
MINIMUM TEMPERATURE (F) 63 52 2002  
2007  
 
SUNRISE AND SUNSET  
JULY 12 2024..........SUNRISE 5:29 AM CDT SUNSET 8:28 PM CDT  
JULY 13 2024..........SUNRISE 5:30 AM CDT SUNSET 8:27 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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