164  
CDUS43 KLOT 010635  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1235 AM CST TUE DEC 1 2020  
 
   
...............................
 
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR NOVEMBER 30 2020...  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 35 128 AM 63 1998 41 -6 40  
MINIMUM 27 1159 PM 14 2002 25 2 36  
AVERAGE 31 33 -2 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.42 0.10 -0.10 0.22  
MONTH TO DATE 1.89 3.08 -1.19 1.43  
SINCE SEP 1 9.14 9.56 -0.42 14.61  
SINCE JAN 1 30.19 35.19 -5.00 41.86  
 
DEGREE DAYS  
HEATING  
YESTERDAY 34 32 2 27  
MONTH TO DATE 562 742 -180 934  
SINCE SEP 1 1167 1245 -78 1375  
SINCE JUL 1 1171 1254 -83 1376  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE SEP 1 50 90 -40 184  
SINCE JAN 1 943 814 129 1003    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 16 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 16.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
   
......................................................
 
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 58 2012  
MINIMUM TEMPERATURE (F) 24 10 2002  
 
 
SUNRISE AND SUNSET  
DECEMBER 1 2020......SUNRISE 702 AM CST SUNSET 423 PM CST  
DECEMBER 2 2020......SUNRISE 703 AM CST SUNSET 422 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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