918  
CDUS43 KLOT 132134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT THU MAY 13 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MAY 13 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 2:23 PM 80 2011 70 1  
2017  
MINIMUM 34 4:39 AM 32 2013 48 -14  
AVERAGE 53 59 -6  
 
PRECIPITATION (IN)  
TODAY 0.00 1.80 2010 0.15 -0.15  
MONTH TO DATE 0.82 1.91 -1.09  
SINCE MAR 1 2.63 7.32 -4.69  
SINCE JAN 1 3.79 9.83 -6.04  
 
DEGREE DAYS  
HEATING  
TODAY 12 7 5  
MONTH TO DATE 175 120 55  
SINCE MAR 1 1318 1462 -144  
SINCE JUL 1 6117 6239 -122  
 
COOLING  
TODAY 0 1 -1  
MONTH TO DATE 6 9 -3  
SINCE MAR 1 16 15 1  
SINCE JAN 1 16 15 1    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 3.0  
 
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) 70 91 2013  
MINIMUM TEMPERATURE (F) 48 37 2000  
 
SUNRISE AND SUNSET  
MAY 13 2021...........SUNRISE 5:35 AM CDT SUNSET 8:05 PM CDT  
MAY 14 2021...........SUNRISE 5:33 AM CDT SUNSET 8:06 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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