144  
CDUS43 KLOT 120635  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
135 AM CDT SUN OCT 12 2025  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 11 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 12:02 PM 84 2024 65 2 84  
MINIMUM 46 5:54 AM 28 1996 46 0 46  
AVERAGE 57 56 1 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.28 2017 0.11 -0.11 0.00  
MONTH TO DATE 0.54 1.21 -0.67 T  
SINCE SEP 1 2.24 4.25 -2.01 0.99  
SINCE JAN 1 20.01 26.59 -6.58 27.38  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 10 -2 0  
MONTH TO DATE 44 92 -48 44  
SINCE SEP 1 78 174 -96 64  
SINCE JUL 1 86 181 -95 69  
 
COOLING  
YESTERDAY 0 1 -1 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 14 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 6.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 6:00 AM  
LOWEST 54 1:00 PM  
AVERAGE 72  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 83 2008  
MINIMUM TEMPERATURE (F) 46 28 2006  
 
SUNRISE AND SUNSET  
OCTOBER 12 2025.......SUNRISE 7:01 AM CDT SUNSET 6:14 PM CDT  
OCTOBER 13 2025.......SUNRISE 7:02 AM CDT SUNSET 6:13 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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