276  
CDUS43 KLOT 100632  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SAT JUN 10 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 9 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 4:39 PM 90 1999 79 3 78  
MINIMUM 46 3:52 AM 45 1997 57 -11 52  
AVERAGE 64 68 -4 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.46 2011 0.14 -0.14 0.00  
MONTH TO DATE 0.06 1.21 -1.15 1.17  
SINCE JUN 1 0.06 1.21 -1.15 1.17  
SINCE JAN 1 10.59 13.47 -2.88 15.85  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 8 20 -12 11  
SINCE JUN 1 8 20 -12 11  
SINCE JUL 1 5805 6350 -545 6111  
 
COOLING  
YESTERDAY 0 5 -5 0  
MONTH TO DATE 43 37 6 13  
SINCE JUN 1 43 37 6 13  
SINCE JAN 1 94 93 1 134    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 4:00 AM  
LOWEST 22 5:00 PM  
AVERAGE 49  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 2015  
MINIMUM TEMPERATURE (F) 58 47 2006  
 
SUNRISE AND SUNSET  
JUNE 10 2023..........SUNRISE 5:18 AM CDT SUNSET 8:28 PM CDT  
JUNE 11 2023..........SUNRISE 5:17 AM CDT SUNSET 8:28 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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