846  
CDUS43 KLOT 090635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT MON JUN 09 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 8 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 79 1:21 PM 94 2011 79 0 77  
MINIMUM 57 11:59 PM 40 1998 57 0 53  
AVERAGE 68 68 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.38 0.75 2003 0.13 0.25 0.09  
MONTH TO DATE 1.13 1.07 0.06 2.30  
SINCE JUN 1 1.13 1.07 0.06 2.30  
SINCE JAN 1 9.19 13.33 -4.14 14.94  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 15 18 -3 3  
SINCE JUN 1 15 18 -3 3  
SINCE JUL 1 5672 6348 -676 5245  
 
COOLING  
YESTERDAY 3 4 -1 0  
MONTH TO DATE 17 32 -15 35  
SINCE JUN 1 17 32 -15 35  
SINCE JAN 1 50 88 -38 89    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 7.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 3:00 AM  
LOWEST 52 1:00 PM  
AVERAGE 71  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 90 1999  
MINIMUM TEMPERATURE (F) 57 45 1997  
 
SUNRISE AND SUNSET  
JUNE 9 2025..........SUNRISE 5:18 AM CDT SUNSET 8:27 PM CDT  
JUNE 10 2025..........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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