999  
CDUS43 KLOT 142200  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
500 PM CDT THU SEP 14 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 14 2023...  
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 71 2:10 PM 87 2004 76 -5 76  
MINIMUM 49 5:21 AM 44 2007 57 -8 55  
2011  
2014  
AVERAGE 60 67 -7 66  
 
PRECIPITATION (IN)  
TODAY 0.00 0.63 1998 0.09 -0.09 0.00  
MONTH TO DATE 0.73 1.44 -0.71 1.99  
SINCE SEP 1 0.73 1.44 -0.71 1.99  
SINCE JAN 1 21.64 23.78 -2.14 26.92  
 
DEGREE DAYS  
HEATING  
TODAY 5 2 3 0  
MONTH TO DATE 17 17 0 4  
SINCE SEP 1 17 17 0 4  
SINCE JUL 1 21 24 -3 4  
 
COOLING  
TODAY 0 4 -4 1  
MONTH TO DATE 83 69 14 83  
SINCE SEP 1 83 69 14 83  
SINCE JAN 1 803 883 -80 1063    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 2.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 51 1:00 PM  
AVERAGE 72  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 89 2017  
MINIMUM TEMPERATURE (F) 57 39 2007  
 
SUNRISE AND SUNSET  
SEPTEMBER 14 2023.....SUNRISE 6:30 AM CDT SUNSET 7:03 PM CDT  
SEPTEMBER 15 2023.....SUNRISE 6:31 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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