745  
CDUS43 KLOT 260634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT TUE SEP 26 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 25 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 75 1:48 PM 92 2017 72 3 67  
MINIMUM 63 4:25 AM 40 2000 53 10 56  
2001  
AVERAGE 69 62 7 62  
 
PRECIPITATION (IN)  
YESTERDAY 0.04 0.82 2007 0.10 -0.06 T  
MONTH TO DATE 2.54 2.55 -0.01 3.28  
SINCE SEP 1 2.54 2.55 -0.01 3.28  
SINCE JAN 1 23.45 24.89 -1.44 28.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 5 -5 3  
MONTH TO DATE 34 54 -20 29  
SINCE SEP 1 34 54 -20 29  
SINCE JUL 1 38 61 -23 29  
 
COOLING  
YESTERDAY 4 2 2 0  
MONTH TO DATE 109 98 11 135  
SINCE SEP 1 109 98 11 135  
SINCE JAN 1 829 912 -83 1115    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION SE (150)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 6.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 9:00 AM  
LOWEST 59 2:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 93 2017  
MINIMUM TEMPERATURE (F) 52 37 2000  
 
SUNRISE AND SUNSET  
SEPTEMBER 26 2023.....SUNRISE 6:43 AM CDT SUNSET 6:42 PM CDT  
SEPTEMBER 27 2023.....SUNRISE 6:44 AM CDT SUNSET 6:40 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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