833  
CDUS43 KLOT 160653  
CLIDPA  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
153 AM CDT MON OCT 16 2023  
   
...............................
 
 
...THE DUPAGE AIRPORT CLIMATE SUMMARY FOR OCTOBER 15 2023...  
 
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)  
YESTERDAY  
MAXIMUM 57 2:24 PM 79 1999 63 -6 53  
MINIMUM 44 7:43 AM 27 1997 42 2 33  
2006  
AVERAGE 51 53 -2 43  
 
PRECIPITATION (IN)  
YESTERDAY T 0.31 2008 0.10 -0.10 0.00  
MONTH TO DATE 2.02 1.56 0.46 0.91  
SINCE SEP 1 4.79 4.56 0.23 3.26  
SINCE JAN 1 27.24 27.93 -0.69 27.99  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 13 1 22  
MONTH TO DATE 110 151 -41 183  
SINCE SEP 1 157 251 -94 281  
SINCE JUL 1 160 262 -102 281  
 
COOLING  
YESTERDAY 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 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 11.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1:00 AM  
LOWEST 55 4:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE DUPAGE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 78 1998  
MINIMUM TEMPERATURE (F) 42 29 2018  
 
SUNRISE AND SUNSET  
OCTOBER 16 2023.......SUNRISE 7:06 AM CDT SUNSET 6:10 PM CDT  
OCTOBER 17 2023.......SUNRISE 7:07 AM CDT SUNSET 6:09 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page