625  
CDUS43 KLOT 102134  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CDT TUE OCT 10 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1997 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 62 2:59 PM 84 2010 65 -3 73  
MINIMUM 35 6:33 AM 28 2000 44 -9 38  
AVERAGE 49 55 -6 56  
 
PRECIPITATION (IN)  
TODAY 0.00 0.47 2017 0.10 -0.10 0.00  
MONTH TO DATE 0.30 1.04 -0.74 T  
SINCE SEP 1 3.07 4.04 -0.97 2.35  
SINCE JAN 1 25.52 27.41 -1.89 27.08  
 
DEGREE DAYS  
HEATING  
TODAY 16 11 5 9  
MONTH TO DATE 48 91 -43 105  
SINCE SEP 1 95 191 -96 203  
SINCE JUL 1 98 202 -104 203  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 25 9 16 0  
SINCE SEP 1 126 97 29 122  
SINCE JAN 1 800 821 -21 945    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 8.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 6:00 AM  
LOWEST 34 1:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 82 2010  
MINIMUM TEMPERATURE (F) 44 28 2009  
 
SUNRISE AND SUNSET  
OCTOBER 10 2023.......SUNRISE 7:00 AM CDT SUNSET 6:20 PM CDT  
OCTOBER 11 2023.......SUNRISE 7:01 AM CDT SUNSET 6:18 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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