837  
CDUS43 KLOT 150644  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
144 AM CDT THU JUN 15 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 14 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 79 4:09 PM 97 2022 81 -2 97  
MINIMUM 59 4:38 AM 44 1997 59 0 68  
AVERAGE 69 70 -1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.38 2017 0.12 -0.12 0.00  
MONTH TO DATE 0.24 1.85 -1.61 1.28  
SINCE JUN 1 0.24 1.85 -1.61 1.28  
SINCE JAN 1 10.77 14.11 -3.34 15.96  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 23 25 -2 11  
SINCE JUN 1 23 25 -2 11  
SINCE JUL 1 5820 6355 -535 6111  
 
COOLING  
YESTERDAY 4 6 -2 18  
MONTH TO DATE 51 63 -12 41  
SINCE JUN 1 51 63 -12 41  
SINCE JAN 1 102 119 -17 162    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 6:00 AM  
LOWEST 50 4:00 PM  
AVERAGE 70  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 2022  
MINIMUM TEMPERATURE (F) 59 43 1997  
 
SUNRISE AND SUNSET  
JUNE 15 2023..........SUNRISE 5:17 AM CDT SUNSET 8:30 PM CDT  
JUNE 16 2023..........SUNRISE 5:17 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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