291  
CDUS43 KLOT 292238  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
438 PM CST SUN DEC 29 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 29 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 MM MM 58 2022 32 MM 39  
MINIMUM MM MM 0 2009 18 MM 27  
AVERAGE MM 25 MM 33  
 
PRECIPITATION (IN)  
TODAY 0.01 0.71 2019 0.05 -0.04 T  
MONTH TO DATE 0.57 1.58 -1.01 2.25  
SINCE DEC 1 0.57 1.58 -1.01 2.25  
SINCE JAN 1 30.40 33.14 -2.74 30.91  
 
DEGREE DAYS  
HEATING  
TODAY MM 40 MM 32  
MONTH TO DATE 898 1054 -156 784  
SINCE DEC 1 898 1054 -156 784  
SINCE JUL 1 1812 2340 -528 1950  
 
COOLING  
TODAY MM 0 MM 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 NW (320)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 8.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST MM  
LOWEST MM  
AVERAGE MM  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 32 59 2002  
MINIMUM TEMPERATURE (F) 18 -6 2017  
 
SUNRISE AND SUNSET  
DECEMBER 29 2024......SUNRISE 7:20 AM CST SUNSET 4:30 PM CST  
DECEMBER 30 2024......SUNRISE 7:21 AM CST SUNSET 4:31 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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