577  
CDUS43 KLOT 190633  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT THU SEP 19 2024  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 18 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 86 12:44 PM 89 2007 75 11 70  
MINIMUM 56 5:44 AM 42 2012 55 1 51  
AVERAGE 71 65 6 61  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.64 2015 0.10 -0.10 0.00  
MONTH TO DATE 0.00 1.83 -1.83 2.18  
SINCE SEP 1 0.00 1.83 -1.83 2.18  
SINCE JAN 1 26.39 24.17 2.22 23.09  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 16 27 -11 29  
SINCE SEP 1 16 27 -11 29  
SINCE JUL 1 21 34 -13 33  
 
COOLING  
YESTERDAY 6 3 3 0  
MONTH TO DATE 82 82 0 83  
SINCE SEP 1 82 82 0 83  
SINCE JAN 1 951 896 55 803    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 2:00 AM  
LOWEST 27 12:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 88 2016  
MINIMUM TEMPERATURE (F) 55 38 2012  
 
SUNRISE AND SUNSET  
SEPTEMBER 19 2024.....SUNRISE 6:36 AM CDT SUNSET 6:53 PM CDT  
SEPTEMBER 20 2024.....SUNRISE 6:37 AM CDT SUNSET 6:51 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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