815  
CDUS43 KLOT 040639  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT THU JUN 04 2026  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JUNE 3 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 3:52 PM 90 2023 77 5 87  
MINIMUM 46 3:35 AM 38 2013 55 -9 64  
AVERAGE 64 66 -2 76  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.45 2002 0.13 -0.13 0.14  
MONTH TO DATE 0.07 0.40 -0.33 0.14  
SINCE JUN 1 0.07 0.40 -0.33 0.14  
SINCE JAN 1 12.95 12.66 0.29 8.20  
 
DEGREE DAYS  
HEATING  
YESTERDAY 1 2 -1 0  
MONTH TO DATE 8 8 0 7  
SINCE JUN 1 8 8 0 7  
SINCE JUL 1 5914 6338 -424 5665  
 
COOLING  
YESTERDAY 0 4 -4 11  
MONTH TO DATE 0 12 -12 12  
SINCE JUN 1 0 12 -12 12  
SINCE JAN 1 59 68 -9 45    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION SE (150)  
AVERAGE WIND SPEED 4.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 4:00 AM  
LOWEST 20 3:00 PM  
AVERAGE 53  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 92 2011  
MINIMUM TEMPERATURE (F) 56 39 2009  
 
SUNRISE AND SUNSET  
JUNE 4 2026..........SUNRISE 5:19 AM CDT SUNSET 8:24 PM CDT  
JUNE 5 2026..........SUNRISE 5:19 AM CDT SUNSET 8:25 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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