247  
CDUS43 KLOT 070632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT FRI JUL 07 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JULY 6 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 82 2:15 PM 100 2012 84 -2 82  
MINIMUM 60 11:52 PM 49 2001 63 -3 68  
AVERAGE 71 74 -3 75  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.44 2015 0.11 -0.11 0.40  
MONTH TO DATE 1.93 0.62 1.31 0.97  
SINCE JUN 1 3.10 4.27 -1.17 2.92  
SINCE JAN 1 13.63 16.53 -2.90 17.60  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 29 33 -4 13  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 6 9 -3 10  
MONTH TO DATE 60 50 10 66  
SINCE JUN 1 211 225 -14 262  
SINCE JAN 1 262 281 -19 383    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1:00 AM  
LOWEST 48 6:00 PM  
AVERAGE 73  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 2012  
MINIMUM TEMPERATURE (F) 63 51 1997  
 
SUNRISE AND SUNSET  
JULY 7 2023..........SUNRISE 5:25 AM CDT SUNSET 8:31 PM CDT  
JULY 8 2023..........SUNRISE 5:26 AM CDT SUNSET 8:30 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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