006  
CDUS43 KLOT 020644  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1244 AM CST SAT JAN 02 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JANUARY 1 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 34 5:52 PM 47 2000 32 2 40  
MINIMUM 11 12:34 AM -12 2018 16 -5 15  
AVERAGE 23 24 -1 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.23 0.40 0.06 0.17 0.00  
MONTH TO DATE 0.23 0.06 0.17 0.00  
SINCE DEC 1 2.08 1.78 0.30 1.38  
SINCE JAN 1 0.23 0.06 0.17 0.00  
 
DEGREE DAYS  
HEATING  
YESTERDAY 42 41 1 37  
MONTH TO DATE 42 41 1 37  
SINCE DEC 1 1115 1214 -99 1045  
SINCE JUL 1 2286 2468 -182 2421  
 
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 10 RESULTANT WIND DIRECTION NE (30)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 11.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FREEZING RAIN  
LT FREEZING RAIN  
SNOW  
LIGHT SNOW  
FOG  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 31 60 2004  
MINIMUM TEMPERATURE (F) 16 -14 2018  
 
SUNRISE AND SUNSET  
JANUARY 2 2021.......SUNRISE 7:21 AM CST SUNSET 4:34 PM CST  
JANUARY 3 2021.......SUNRISE 7:21 AM CST SUNSET 4:35 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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