608  
CDUS43 KLOT 230638  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
138 AM CDT FRI JUN 23 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 22 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 86 2:45 PM 91 2002 82 4 89  
2009  
MINIMUM 60 4:42 AM 48 2021 61 -1 68  
AVERAGE 73 72 1 79  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.07 2018 0.12 -0.12 0.00  
MONTH TO DATE 0.24 2.79 -2.55 1.40  
SINCE JUN 1 0.24 2.79 -2.55 1.40  
SINCE JAN 1 10.77 15.05 -4.28 16.08  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 29 30 -1 13  
SINCE JUN 1 29 30 -1 13  
SINCE JUL 1 5826 6360 -534 6113  
 
COOLING  
YESTERDAY 8 7 1 14  
MONTH TO DATE 84 114 -30 131  
SINCE JUN 1 84 114 -30 131  
SINCE JAN 1 135 170 -35 252    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 8.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 5:00 AM  
LOWEST 34 2:00 PM  
AVERAGE 61  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 97 2009  
MINIMUM TEMPERATURE (F) 61 48 2001  
 
SUNRISE AND SUNSET  
JUNE 23 2023..........SUNRISE 5:18 AM CDT SUNSET 8:32 PM CDT  
JUNE 24 2023..........SUNRISE 5:19 AM CDT SUNSET 8:32 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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