654  
CDUS43 KLOT 230643  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1243 AM CST TUE JAN 23 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 22 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 33 11:59 PM 54 2018 30 3 34  
MINIMUM 21 1:32 AM -3 2013 15 6 25  
2014  
AVERAGE 27 23 4 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.83 2018 0.04 -0.03 0.05  
MONTH TO DATE 1.08 0.92 0.16 1.58  
SINCE DEC 1 3.34 2.59 0.75 3.49  
SINCE JAN 1 1.08 0.92 0.16 1.58  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 42 -4 35  
MONTH TO DATE 989 915 74 659  
SINCE DEC 1 1841 2049 -208 1809  
SINCE JUL 1 3007 3335 -328 3040  
 
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 S (180)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 12.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LT FREEZING RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 9:00 PM  
LOWEST 65 12:00 AM  
AVERAGE 81  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 46 2002  
MINIMUM TEMPERATURE (F) 15 -7 2014  
 
SUNRISE AND SUNSET  
JANUARY 23 2024.......SUNRISE 7:14 AM CST SUNSET 4:56 PM CST  
JANUARY 24 2024.......SUNRISE 7:13 AM CST SUNSET 4:57 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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