823  
CDUS43 KLOT 300634  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST SAT JAN 30 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 29 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 30 5:05 PM 62 2013 32 -2 32  
MINIMUM 7 7:38 AM -12 2019 16 -9 28  
AVERAGE 19 24 -5 30  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.34 0.04 -0.04 T  
MONTH TO DATE 0.64 1.21 -0.57 2.26  
SINCE DEC 1 2.49 2.93 -0.44 3.64  
SINCE JAN 1 0.64 1.21 -0.57 2.26  
 
DEGREE DAYS  
HEATING  
YESTERDAY 46 41 5 35  
MONTH TO DATE 1120 1209 -89 1050  
SINCE DEC 1 2193 2382 -189 2058  
SINCE JUL 1 3364 3636 -272 3434  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (140)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (130)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.1  
 
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) 32 58 1999  
MINIMUM TEMPERATURE (F) 16 -24 2019  
 
SUNRISE AND SUNSET  
JANUARY 30 2021.......SUNRISE 7:07 AM CST SUNSET 5:06 PM CST  
JANUARY 31 2021.......SUNRISE 7:06 AM CST SUNSET 5:07 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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