891  
CDUS43 KLOT 302242  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
442 PM CST MON DEC 30 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 30 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 2:00 PM 59 2002 32 6 36  
MINIMUM 32 9:00 AM -6 2017 18 14 22  
AVERAGE 35 25 10 29  
 
PRECIPITATION (IN)  
TODAY 0.00 0.19 2005 0.04 -0.04 0.00  
MONTH TO DATE 0.57 1.62 -1.05 2.25  
SINCE DEC 1 0.57 1.62 -1.05 2.25  
SINCE JAN 1 30.40 33.18 -2.78 30.91  
 
DEGREE DAYS  
HEATING  
TODAY 30 40 -10 36  
MONTH TO DATE 928 1094 -166 820  
SINCE DEC 1 928 1094 -166 820  
SINCE JUL 1 1842 2380 -538 1986  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 927 823 104 802    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 AM  
LOWEST 85 4:00 PM  
AVERAGE 91  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 56 2006  
MINIMUM TEMPERATURE (F) 18 -5 2017  
 
SUNRISE AND SUNSET  
DECEMBER 30 2024......SUNRISE 7:21 AM CST SUNSET 4:31 PM CST  
DECEMBER 31 2024......SUNRISE 7:21 AM CST SUNSET 4:32 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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