397  
CDUS43 KLOT 120633  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1233 AM CST FRI MAR 12 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR MARCH 11 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 62 12:29 AM 68 2012 46 16 43  
MINIMUM 35 11:52 PM 11 1998 27 8 35  
AVERAGE 49 36 13 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.61 0.07 -0.04 T  
MONTH TO DATE 0.03 0.79 -0.76 0.94  
SINCE MAR 1 0.03 0.79 -0.76 0.94  
SINCE JAN 1 1.19 3.52 -2.33 3.59  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 29 -13 26  
MONTH TO DATE 273 338 -65 270  
SINCE MAR 1 273 338 -65 270  
SINCE JUL 1 5072 5093 -21 4860  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 14.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 63 2007  
MINIMUM TEMPERATURE (F) 27 3 1998  
 
SUNRISE AND SUNSET  
MARCH 12 2021.........SUNRISE 6:09 AM CST SUNSET 5:56 PM CST  
MARCH 13 2021.........SUNRISE 6:08 AM CST SUNSET 5:58 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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