985  
CDUS43 KLOT 192149  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
449 PM CDT MON APR 19 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR APRIL 19 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 51 7:47 AM 79 2005 62 -11  
MINIMUM 44 9:51 AM 30 1999 39 5  
2010  
2014  
AVERAGE 48 51 -3  
 
PRECIPITATION (IN)  
TODAY T 0.65 2009 0.11 -0.11  
MONTH TO DATE 0.87 1.91 -1.04  
SINCE MAR 1 1.76 4.27 -2.51  
SINCE JAN 1 2.92 7.00 -4.08  
 
DEGREE DAYS  
HEATING  
TODAY 17 15 2  
MONTH TO DATE 278 337 -59  
SINCE MAR 1 983 1173 -190  
SINCE JUL 1 5782 5928 -146  
 
COOLING  
TODAY 0 0 0  
MONTH TO DATE 4 0 4  
SINCE MAR 1 4 0 4  
SINCE JAN 1 4 0 4    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 13.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 80 2014  
MINIMUM TEMPERATURE (F) 39 25 2018  
 
SUNRISE AND SUNSET  
APRIL 19 2021.........SUNRISE 6:06 AM CDT SUNSET 7:39 PM CDT  
APRIL 20 2021.........SUNRISE 6:04 AM CDT SUNSET 7:40 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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