542  
CDUS43 KLOT 040631  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
131 AM CDT MON SEP 04 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 3 2023...  
 
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)  
YESTERDAY  
MAXIMUM 93R 3:21 PM 91 2015 79 14 87  
MINIMUM 71 6:26 AM 49 1997 61 10 68  
AVERAGE 82 70 12 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.94 2018 0.11 -0.11 0.00  
MONTH TO DATE 0.00 0.34 -0.34 0.00  
SINCE SEP 1 0.00 0.34 -0.34 0.00  
SINCE JAN 1 20.91 22.68 -1.77 24.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 2 -2 0  
SINCE SEP 1 0 2 -2 0  
SINCE JUL 1 4 9 -5 0  
 
COOLING  
YESTERDAY 17 6 11 13  
MONTH TO DATE 30 18 12 37  
SINCE SEP 1 30 18 12 37  
SINCE JAN 1 750 832 -82 1017    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 8.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 11:00 PM  
LOWEST 32 2:00 PM  
AVERAGE 50  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 92 2018  
MINIMUM TEMPERATURE (F) 61 46 1997  
 
SUNRISE AND SUNSET  
SEPTEMBER 4 2023.....SUNRISE 6:20 AM CDT SUNSET 7:21 PM CDT  
SEPTEMBER 5 2023.....SUNRISE 6:21 AM CDT SUNSET 7:19 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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