406  
CDUS43 KLOT 140633  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON SEP 14 2026  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 13 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 11:48 AM 94 2005 77 -5 80  
MINIMUM 53 11:31 PM 42 2014 57 -4 64  
AVERAGE 63 67 -4 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.93 2019 0.09 -0.08 1.29  
MONTH TO DATE 0.27 1.35 -1.08 1.40  
SINCE SEP 1 0.27 1.35 -1.08 1.40  
SINCE JAN 1 26.83 23.69 3.14 19.17  
 
DEGREE DAYS  
HEATING  
YESTERDAY 2 2 0 0  
MONTH TO DATE 2 15 -13 34  
SINCE SEP 1 2 15 -13 34  
SINCE JUL 1 2 22 -20 42  
 
COOLING  
YESTERDAY 0 4 -4 7  
MONTH TO DATE 127 65 62 28  
SINCE SEP 1 127 65 62 28  
SINCE JAN 1 919 879 40 952    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 4.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 11:00 PM  
LOWEST 49 12:00 PM  
AVERAGE 71  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 87 2004  
MINIMUM TEMPERATURE (F) 57 44 2007  
2011  
2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2026.....SUNRISE 6:31 AM CDT SUNSET 7:03 PM CDT  
SEPTEMBER 15 2026.....SUNRISE 6:32 AM CDT SUNSET 7:01 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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