589  
CDUS43 KLOT 082135  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
435 PM CDT FRI SEP 08 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 8 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 67 2:46 PM 92 2002 78 -11 84  
MINIMUM 60 5:29 AM 52 2008 59 1 59  
2010  
AVERAGE 64 69 -5 72  
 
PRECIPITATION (IN)  
TODAY T 1.27 2020 0.11 -0.11 0.00  
MONTH TO DATE 0.14 0.88 -0.74 T  
SINCE SEP 1 0.14 0.88 -0.74 T  
SINCE JAN 1 21.05 23.22 -2.17 24.93  
 
DEGREE DAYS  
HEATING  
TODAY 1 1 0 0  
MONTH TO DATE 1 7 -6 0  
SINCE SEP 1 1 7 -6 0  
SINCE JUL 1 5 14 -9 0  
 
COOLING  
TODAY 0 5 -5 7  
MONTH TO DATE 81 44 37 65  
SINCE SEP 1 81 44 37 65  
SINCE JAN 1 801 858 -57 1045    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NE (30)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 8.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 7:00 AM  
LOWEST 73 3:00 PM  
AVERAGE 82  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 95 2013  
MINIMUM TEMPERATURE (F) 59 47 2008  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2023.....SUNRISE 6:24 AM CDT SUNSET 7:14 PM CDT  
SEPTEMBER 9 2023.....SUNRISE 6:25 AM CDT SUNSET 7:12 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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