060  
CDUS43 KLOT 200633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT TUE AUG 20 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 19 2024...  
 
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)  
YESTERDAY  
MAXIMUM 78 2:34 PM 89 2021 82 -4 82  
MINIMUM 59 11:46 PM 51 1997 62 -3 58  
AVERAGE 69 72 -3 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.35 2009 0.12 -0.12 0.00  
MONTH TO DATE 1.56 2.40 -0.84 1.13  
SINCE JUN 1 11.15 9.67 1.48 11.92  
SINCE JAN 1 23.79 21.93 1.86 22.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 2 0 2 0  
SINCE JUN 1 18 37 -19 29  
SINCE JUL 1 5 4 1 0  
 
COOLING  
YESTERDAY 4 7 -3 5  
MONTH TO DATE 135 147 -12 109  
SINCE JUN 1 639 594 45 525  
SINCE JAN 1 693 650 43 576    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 9.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 45 3:00 PM  
AVERAGE 69  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 93 2023  
MINIMUM TEMPERATURE (F) 62 51 2002  
 
SUNRISE AND SUNSET  
AUGUST 20 2024........SUNRISE 6:07 AM CDT SUNSET 7:45 PM CDT  
AUGUST 21 2024........SUNRISE 6:08 AM CDT SUNSET 7:43 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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