124  
CDUS43 KLOT 012255  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
455 PM CST FRI DEC 01 2023  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR DECEMBER 1 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 43 2:32 PM 58 2012 41 2 36  
MINIMUM 41 3:59 PM 10 2002 26 15 15  
AVERAGE 42 33 9 26  
 
PRECIPITATION (IN)  
TODAY 0.54 0.85 2018 0.07 0.47 0.00  
MONTH TO DATE 0.54 0.07 0.47 0.00  
SINCE DEC 1 0.54 0.07 0.47 0.00  
SINCE JAN 1 29.20 31.63 -2.43 29.84  
 
DEGREE DAYS  
HEATING  
TODAY 23 32 -9 39  
MONTH TO DATE 23 32 -9 39  
SINCE DEC 1 23 32 -9 39  
SINCE JUL 1 1189 1318 -129 1270  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 802 823 -21 955    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 11:00 AM  
LOWEST 70 1:00 AM  
AVERAGE 83  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 63 2012  
MINIMUM TEMPERATURE (F) 25 7 2006  
 
SUNRISE AND SUNSET  
DECEMBER 1 2023......SUNRISE 7:01 AM CST SUNSET 4:23 PM CST  
DECEMBER 2 2023......SUNRISE 7:02 AM CST SUNSET 4:23 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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