097  
CDUS43 KLOT 302134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT WED JUN 30 2021  
   
...............................
 
 
...THE DU PAGE AIRPORT CLIMATE SUMMARY FOR JUNE 30 2021...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE  
VALUE (LST) VALUE VALUE FROM  
NORMAL    
............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 83 2:59 PM 94 2019 84 -1  
MINIMUM 71 5:09 AM 49 2007 62 9  
AVERAGE 77 73 4  
 
PRECIPITATION (IN)  
TODAY 0.50 1.83 2014 0.10 0.40  
MONTH TO DATE 6.71 3.65 3.06  
SINCE JUN 1 6.71 3.65 3.06  
SINCE JAN 1 11.86 15.91 -4.05  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0  
MONTH TO DATE 11 30 -19  
SINCE JUN 1 11 30 -19  
SINCE JUL 1 6215 6360 -145  
 
COOLING  
TODAY 12 8 4  
MONTH TO DATE 250 175 75  
SINCE JUN 1 250 175 75  
SINCE JAN 1 331 231 100    
............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 4 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 5.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
LIGHT RAIN  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
HAZE  
   
......................................................
 
 
THE DU PAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 92 2018  
MINIMUM TEMPERATURE (F) 62 48 2001  
 
SUNRISE AND SUNSET  
JUNE 30 2021..........SUNRISE 5:21 AM CDT SUNSET 8:32 PM CDT  
JULY 1 2021..........SUNRISE 5:22 AM CDT SUNSET 8:32 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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