127  
CDUS43 KLOT 092234  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
434 PM CST SAT DEC 09 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 9 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 54R 7:01 AM 53 1999 39 15 39  
2020  
MINIMUM 43 3:59 PM 1 2000 26 17 34  
2013  
AVERAGE 49 32 17 37  
 
PRECIPITATION (IN)  
TODAY 0.20 1.03 2004 0.06 0.14 0.48  
MONTH TO DATE 1.12 0.55 0.57 0.48  
SINCE DEC 1 1.12 0.55 0.57 0.48  
SINCE JAN 1 28.10 31.19 -3.09 31.39  
 
DEGREE DAYS  
HEATING  
TODAY 16 33 -17 28  
MONTH TO DATE 211 283 -72 257  
SINCE DEC 1 211 283 -72 257  
SINCE JUL 1 1269 1464 -195 1378  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 878 933 -55 1129    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 15.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 6:00 AM  
LOWEST 56 1:00 PM  
AVERAGE 75  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 57 2015  
2020  
MINIMUM TEMPERATURE (F) 25 -4 2013  
 
SUNRISE AND SUNSET  
DECEMBER 9 2023......SUNRISE 7:08 AM CST SUNSET 4:20 PM CST  
DECEMBER 10 2023......SUNRISE 7:09 AM CST SUNSET 4:20 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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