304  
CDUS43 KLOT 202236  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
436 PM CST MON NOV 20 2023  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 20 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 51 12:50 PM 64 2003 46 5 34  
MINIMUM 34 1:39 AM 11 2022 29 5 11  
AVERAGE 43 38 5 23  
 
PRECIPITATION (IN)  
TODAY 0.00 0.26 2007 0.08 -0.08 0.00  
MONTH TO DATE 0.02 1.50 -1.48 0.69  
SINCE SEP 1 5.44 7.49 -2.05 4.84  
SINCE JAN 1 27.89 30.86 -2.97 29.57  
 
DEGREE DAYS  
HEATING  
TODAY 22 28 -6 42  
MONTH TO DATE 412 471 -59 441  
SINCE SEP 1 813 978 -165 959  
SINCE JUL 1 816 989 -173 959  
 
COOLING  
TODAY 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 23 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 11.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 2:00 AM  
LOWEST 52 12:00 PM  
AVERAGE 72  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 60 2010  
MINIMUM TEMPERATURE (F) 29 6 2014  
 
SUNRISE AND SUNSET  
NOVEMBER 20 2023......SUNRISE 6:48 AM CST SUNSET 4:28 PM CST  
NOVEMBER 21 2023......SUNRISE 6:50 AM CST SUNSET 4:28 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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