972  
CDUS43 KLOT 060634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SUN AUG 06 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR AUGUST 5 2023...  
 
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)  
YESTERDAY  
MAXIMUM 76 2:17 PM 92 2018 83 -7 88  
MINIMUM 69 11:59 PM 49 2020 63 6 65  
AVERAGE 73 73 0 77  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 0.87 1998 0.13 -0.02 0.00  
MONTH TO DATE 0.11 0.68 -0.57 0.12  
SINCE JUN 1 10.90 7.95 2.95 6.23  
SINCE JAN 1 21.43 20.21 1.22 20.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 8 8 0 12  
MONTH TO DATE 44 40 4 61  
SINCE JUN 1 460 487 -27 541  
SINCE JAN 1 511 543 -32 662    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 8.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 8:00 AM  
LOWEST 76 8:00 PM  
AVERAGE 85  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 93 2022  
MINIMUM TEMPERATURE (F) 63 48 2004  
 
SUNRISE AND SUNSET  
AUGUST 6 2023........SUNRISE 5:52 AM CDT SUNSET 8:06 PM CDT  
AUGUST 7 2023........SUNRISE 5:53 AM CDT SUNSET 8:04 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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