927  
CDUS43 KLOT 040648  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
148 AM CDT TUE MAY 04 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MAY 3 2021...  
 
CLIMATE NORMAL PERIOD: 1981 TO 2010  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 71 3:40 PM 84 2001 67 4 72  
2012  
MINIMUM 58 11:10 PM 27 2004 43 15 46  
AVERAGE 65 55 10 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.12 0.60 0.15 -0.03 0.00  
MONTH TO DATE 0.12 0.45 -0.33 T  
SINCE MAR 1 1.93 6.16 -4.23 7.56  
SINCE JAN 1 3.09 8.89 -5.80 10.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 10 -10 6  
MONTH TO DATE 3 31 -28 20  
SINCE MAR 1 1146 1342 -196 1312  
SINCE JUL 1 5945 6097 -152 5902  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 6 0 6 0  
SINCE MAR 1 16 4 12 1  
SINCE JAN 1 16 4 12 1    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION SW (220)  
AVERAGE WIND SPEED 9.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 80 1999  
2000  
2010  
MINIMUM TEMPERATURE (F) 44 30 2005  
 
SUNRISE AND SUNSET  
MAY 4 2021...........SUNRISE 5:45 AM CDT SUNSET 7:55 PM CDT  
MAY 5 2021...........SUNRISE 5:44 AM CDT SUNSET 7:56 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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