179  
CDUS43 KLOT 112234  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST SUN FEB 11 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 11 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 39 3:58 PM 69 1999 34 5 46  
MINIMUM 20 4:02 AM -14 2014 18 2 19  
AVERAGE 30 26 4 33  
 
PRECIPITATION (IN)  
TODAY 0.00 0.55 2009 0.04 -0.04 0.00  
MONTH TO DATE 0.02 0.42 -0.40 0.72  
SINCE DEC 1 4.35 3.36 0.99 4.49  
SINCE JAN 1 2.09 1.69 0.40 2.58  
 
DEGREE DAYS  
HEATING  
TODAY 35 39 -4 32  
MONTH TO DATE 304 444 -140 422  
SINCE DEC 1 2407 2870 -463 2622  
SINCE JUL 1 3573 4156 -583 3853  
 
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 14 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 5.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 88 4:00 AM  
LOWEST 57 4:00 PM  
AVERAGE 73  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 53 2005  
MINIMUM TEMPERATURE (F) 18 -12 2014  
 
SUNRISE AND SUNSET  
FEBRUARY 11 2024......SUNRISE 6:55 AM CST SUNSET 5:20 PM CST  
FEBRUARY 12 2024......SUNRISE 6:53 AM CST SUNSET 5:22 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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