516  
CDUS43 KLOT 030634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST WED JAN 03 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 2 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 37 3:29 PM 60 2004 31 6 44  
MINIMUM 24 7:05 AM -14 2018 18 6 28  
AVERAGE 31 24 7 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.43 2006 0.05 -0.05 0.00  
MONTH TO DATE 0.00 0.09 -0.09 0.09  
SINCE DEC 1 2.26 1.76 0.50 2.00  
SINCE JAN 1 0.00 0.09 -0.09 0.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 41 -7 29  
MONTH TO DATE 70 81 -11 56  
SINCE DEC 1 922 1215 -293 1206  
SINCE JUL 1 2088 2501 -413 2437  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 12.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 8:00 PM  
LOWEST 72 11:00 AM  
AVERAGE 81  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 57 1998  
MINIMUM TEMPERATURE (F) 17 -12 2014  
 
SUNRISE AND SUNSET  
JANUARY 3 2024.......SUNRISE 7:21 AM CST SUNSET 4:34 PM CST  
JANUARY 4 2024.......SUNRISE 7:21 AM CST SUNSET 4:35 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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