547  
CDUS43 KLOT 142144  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
444 PM CDT THU OCT 14 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 1:00 AM 78 2020 63 8  
MINIMUM 59 7:34 AM 28 2002 43 16  
AVERAGE 65 53 12  
 
PRECIPITATION (IN)  
TODAY 0.26 3.90 2017 0.10 0.16  
MONTH TO DATE 2.75 1.46 1.29  
SINCE SEP 1 3.68 4.46 -0.78  
SINCE JAN 1 20.09 27.83 -7.74  
 
DEGREE DAYS  
HEATING  
TODAY 0 12 -12  
MONTH TO DATE 12 138 -126  
SINCE SEP 1 36 238 -202  
SINCE JUL 1 36 249 -213  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 46 9 37  
SINCE SEP 1 174 97 77  
SINCE JAN 1 1085 821 264    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION SW (220)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 8.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 79 1999  
MINIMUM TEMPERATURE (F) 42 27 1997  
2006  
 
SUNRISE AND SUNSET  
OCTOBER 14 2021.......SUNRISE 7:05 AM CDT SUNSET 6:13 PM CDT  
OCTOBER 15 2021.......SUNRISE 7:06 AM CDT SUNSET 6:11 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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