270  
CDUS43 KLOT 272249  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
449 PM CST SAT JAN 27 2024  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 27 2024...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 38 3:51 PM 58 2002 31 7 36  
MINIMUM 34 8:44 AM -14 2019 16 18 7  
AVERAGE 36 23 13 22  
 
PRECIPITATION (IN)  
TODAY 0.00 0.44 2013 0.04 -0.04 0.03  
MONTH TO DATE 2.07 1.12 0.95 1.81  
SINCE DEC 1 4.33 2.79 1.54 3.72  
SINCE JAN 1 2.07 1.12 0.95 1.81  
 
DEGREE DAYS  
HEATING  
TODAY 29 42 -13 43  
MONTH TO DATE 1134 1125 9 850  
SINCE DEC 1 1986 2259 -273 2000  
SINCE JUL 1 3152 3545 -393 3231  
 
COOLING  
TODAY 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 12 HIGHEST WIND DIRECTION N (20)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 3.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1:00 AM  
LOWEST 92 12:00 AM  
AVERAGE 96  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 52 2002  
MINIMUM TEMPERATURE (F) 16 -14 2014  
 
SUNRISE AND SUNSET  
JANUARY 27 2024.......SUNRISE 7:11 AM CST SUNSET 5:01 PM CST  
JANUARY 28 2024.......SUNRISE 7:10 AM CST SUNSET 5:02 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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