021  
CDUS43 KLOT 150636  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT WED OCT 15 2025  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 14 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 69 12:11 PM 80 2020 63 6 58  
MINIMUM 52 5:46 AM 33 2002 45 7 42  
AVERAGE 61 54 7 50  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.27 2017 0.10 -0.10 0.03  
MONTH TO DATE 0.54 1.53 -0.99 0.03  
SINCE SEP 1 2.24 4.57 -2.33 1.02  
SINCE JAN 1 20.01 26.91 -6.90 27.41  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 11 -7 15  
MONTH TO DATE 61 124 -63 69  
SINCE SEP 1 95 206 -111 89  
SINCE JUL 1 103 213 -110 94  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 43 11 32 4  
SINCE SEP 1 183 117 66 142  
SINCE JAN 1 1107 931 176 1011    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NE (40)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION NE (40)  
AVERAGE WIND SPEED 7.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 3:00 AM  
LOWEST 61 12:00 PM  
AVERAGE 79  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 78 1999  
MINIMUM TEMPERATURE (F) 45 28 2006  
 
SUNRISE AND SUNSET  
OCTOBER 15 2025.......SUNRISE 7:05 AM CDT SUNSET 6:09 PM CDT  
OCTOBER 16 2025.......SUNRISE 7:06 AM CDT SUNSET 6:08 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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