956  
CDUS43 KLOT 010635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST FRI DEC 01 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 2023...  
 
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)  
YESTERDAY  
MAXIMUM 50 2:24 PM 63 1998 41 9 33  
MINIMUM 23 2:29 AM 14 2002 26 -3 19  
AVERAGE 37 33 4 26  
 
PRECIPITATION (IN)  
YESTERDAY T 0.42 1998 0.07 -0.07 0.00  
MONTH TO DATE 0.79 2.20 -1.41 0.96  
SINCE SEP 1 6.21 8.19 -1.98 5.11  
SINCE JAN 1 28.66 31.56 -2.90 29.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 32 -4 39  
MONTH TO DATE 762 769 -7 713  
SINCE SEP 1 1163 1276 -113 1231  
SINCE JUL 1 1166 1287 -121 1231  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 1  
SINCE SEP 1 128 99 29 132  
SINCE JAN 1 802 823 -21 955    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 8.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 91 3:00 AM  
LOWEST 66 12:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 58 2012  
MINIMUM TEMPERATURE (F) 26 10 2002  
 
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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