870  
CDUS43 KLOT 110636  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
136 AM CDT SAT OCT 11 2025  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 10 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 67 4:16 PM 85 2010 65 2 71  
MINIMUM 45 12:21 AM 31 2009 47 -2 46  
AVERAGE 56 56 0 59  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 0.76 2017 0.11 -0.10 0.00  
MONTH TO DATE 0.54 1.10 -0.56 T  
SINCE SEP 1 2.24 4.14 -1.90 0.99  
SINCE JAN 1 20.01 26.48 -6.47 27.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 9 10 -1 6  
MONTH TO DATE 36 82 -46 44  
SINCE SEP 1 70 164 -94 64  
SINCE JUL 1 78 171 -93 69  
 
COOLING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 43 10 33 4  
SINCE SEP 1 183 116 67 142  
SINCE JAN 1 1107 930 177 1011    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 6.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 10:00 PM  
LOWEST 54 2:00 PM  
AVERAGE 74  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 84 2024  
MINIMUM TEMPERATURE (F) 46 28 1996  
 
SUNRISE AND SUNSET  
OCTOBER 11 2025.......SUNRISE 7:00 AM CDT SUNSET 6:16 PM CDT  
OCTOBER 12 2025.......SUNRISE 7:01 AM CDT SUNSET 6:14 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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