778  
CDUS43 KLOT 080716  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
116 AM CST SUN DEC 08 2024  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 7 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 50 2:19 PM 51 2004 38 12 51  
2023  
MINIMUM 20 1:41 AM -4 2005 24 -4 32  
AVERAGE 35 31 4 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.63 2004 0.06 -0.06 0.00  
MONTH TO DATE T 0.44 -0.44 0.85  
SINCE DEC 1 T 0.44 -0.44 0.85  
SINCE JAN 1 29.83 32.00 -2.17 29.51  
 
DEGREE DAYS  
HEATING  
YESTERDAY 30 34 -4 23  
MONTH TO DATE 289 231 58 186  
SINCE DEC 1 289 231 58 186  
SINCE JUL 1 1203 1517 -314 1352  
 
COOLING  
YESTERDAY 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 25 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 12.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 5:00 AM  
LOWEST 37 1:00 PM  
AVERAGE 53  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 55 2023  
MINIMUM TEMPERATURE (F) 23 -2 2006  
 
SUNRISE AND SUNSET  
DECEMBER 8 2024......SUNRISE 7:08 AM CST SUNSET 4:22 PM CST  
DECEMBER 9 2024......SUNRISE 7:09 AM CST SUNSET 4:22 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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