347  
CDUS43 KLOT 220632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT THU JUN 22 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 21 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 88 3:34 PM 98 2022 82 6 98  
MINIMUM 58 4:44 AM 46 2003 61 -3 65  
AVERAGE 73 71 2 82  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.93 2018 0.11 -0.11 0.00  
MONTH TO DATE 0.24 2.67 -2.43 1.40  
SINCE JUN 1 0.24 2.67 -2.43 1.40  
SINCE JAN 1 10.77 14.93 -4.16 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 17  
MONTH TO DATE 76 107 -31 117  
SINCE JUN 1 76 107 -31 117  
SINCE JAN 1 127 163 -36 238    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 9.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 39 12:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 91 2002  
2009  
MINIMUM TEMPERATURE (F) 61 48 2021  
 
SUNRISE AND SUNSET  
JUNE 22 2023..........SUNRISE 5:18 AM CDT SUNSET 8:32 PM CDT  
JUNE 23 2023..........SUNRISE 5:18 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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