787  
CDUS43 KLOT 202234  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST THU FEB 20 2020  
 
   
...............................
 
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 20 2020...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
...........................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 23 205 PM 69 2017 38 -15  
MINIMUM 7 714 AM -9 2015 21 -14  
AVERAGE 15 29 -14  
 
PRECIPITATION (IN)  
TODAY 0.00 0.74 2011 0.05 -0.05  
MONTH TO DATE 0.37 0.93 -0.56  
SINCE DEC 1 4.03 3.96 0.07  
SINCE JAN 1 2.65 2.24 0.41  
 
DEGREE DAYS  
HEATING  
TODAY 50 36 14  
MONTH TO DATE 778 767 11  
SINCE DEC 1 2903 3228 -325  
SINCE JUL 1 4279 4482 -203  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 0 0 0  
SINCE DEC 1 0 0 0  
SINCE JAN 1 0 0 0    
...........................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION N (340)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 10.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
   
......................................................
 
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 65 2017  
MINIMUM TEMPERATURE (F) 21 5 2008  
 
 
SUNRISE AND SUNSET  
FEBRUARY 20 2020......SUNRISE 642 AM CST SUNSET 532 PM CST  
FEBRUARY 21 2020......SUNRISE 641 AM CST SUNSET 533 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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