731  
CDUS43 KLOT 060657  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
157 AM CDT THU MAY 06 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MAY 5 2021...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
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 63 4:58 PM 83 2000 67 -4 48  
MINIMUM 37 5:24 AM 34 2005 45 -8 38  
AVERAGE 50 56 -6 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.67 0.15 -0.15 0.16  
MONTH TO DATE 0.12 0.74 -0.62 0.16  
SINCE MAR 1 1.93 6.15 -4.22 7.72  
SINCE JAN 1 3.09 8.66 -5.57 10.37  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 10 5 22  
MONTH TO DATE 35 52 -17 63  
SINCE MAR 1 1178 1394 -216 1355  
SINCE JUL 1 5977 6171 -194 5945  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 6 1 5 0  
SINCE MAR 1 16 7 9 1  
SINCE JAN 1 16 7 9 1    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION N (350)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 85 2004  
MINIMUM TEMPERATURE (F) 45 36 2006  
 
SUNRISE AND SUNSET  
MAY 6 2021...........SUNRISE 5:42 AM CDT SUNSET 7:57 PM CDT  
MAY 7 2021...........SUNRISE 5:41 AM CDT SUNSET 7:58 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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