630  
CDUS43 KLOT 200634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST MON NOV 20 2023  
   
...............................  
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 19 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 55 1:31 PM 66 2020 46 9 26  
MINIMUM 26 5:48 AM 14 2022 30 -4 14  
AVERAGE 41 38 3 20  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.27 2004 0.07 -0.07 T  
MONTH TO DATE 0.02 1.42 -1.40 0.69  
SINCE SEP 1 5.44 7.41 -1.97 4.84  
SINCE JAN 1 27.89 30.78 -2.89 29.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 27 -3 45  
MONTH TO DATE 390 443 -53 399  
SINCE SEP 1 791 950 -159 917  
SINCE JUL 1 794 961 -167 917  
 
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 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 4.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 9:00 PM  
LOWEST 47 1:00 PM  
AVERAGE 67  
   
......................................................  
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 64 2003  
MINIMUM TEMPERATURE (F) 29 11 2022  
 
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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