122  
CDUS43 KLOT 230633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST TUE DEC 23 2025  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 22 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 43 6:49 PM 53 2006 33 10 35  
MINIMUM 30 12:03 AM -10 2000 20 10 10  
AVERAGE 37 27 10 23  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.86 2006 0.05 -0.05 0.00  
MONTH TO DATE 0.53 1.25 -0.72 0.32  
SINCE DEC 1 0.53 1.25 -0.72 0.32  
SINCE JAN 1 26.23 32.81 -6.58 30.15  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 38 -10 42  
MONTH TO DATE 952 778 174 809  
SINCE DEC 1 952 778 174 809  
SINCE JUL 1 2035 2064 -29 1723  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1084 823 261 927    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 69 12:00 AM  
LOWEST 39 2:00 PM  
AVERAGE 54  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 33 59 2015  
MINIMUM TEMPERATURE (F) 20 -9 2022  
 
SUNRISE AND SUNSET  
DECEMBER 23 2025......SUNRISE 7:18 AM CST SUNSET 4:26 PM CST  
DECEMBER 24 2025......SUNRISE 7:19 AM CST SUNSET 4:27 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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