286  
CDUS43 KLOT 290634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SUN OCT 29 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR OCTOBER 28 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 50 12:53 PM 76 1999 57 -7 60  
MINIMUM 37 6:45 AM 27 1997 40 -3 39  
AVERAGE 44 49 -5 50  
 
PRECIPITATION (IN)  
YESTERDAY T 0.53 2021 0.09 -0.09 0.00  
MONTH TO DATE 2.43 2.86 -0.43 1.62  
SINCE SEP 1 5.32 5.90 -0.58 4.90  
SINCE JAN 1 26.23 28.24 -2.01 29.83  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 16 5 15  
MONTH TO DATE 228 317 -89 334  
SINCE SEP 1 262 399 -137 417  
SINCE JUL 1 266 406 -140 417  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 39 11 28 10  
SINCE SEP 1 158 117 41 145  
SINCE JAN 1 878 931 -53 1125    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 76 3:00 AM  
LOWEST 61 11:00 AM  
AVERAGE 69  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 57 77 1999  
MINIMUM TEMPERATURE (F) 40 29 2008  
 
SUNRISE AND SUNSET  
OCTOBER 29 2023.......SUNRISE 7:20 AM CDT SUNSET 5:50 PM CDT  
OCTOBER 30 2023.......SUNRISE 7:22 AM CDT SUNSET 5:48 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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