688  
CDUS43 KLOT 210631  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1231 AM CST THU DEC 21 2023  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 20 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 45 2:20 PM 51 2015 36 9 33  
MINIMUM 29 5:49 AM 0 2000 23 6 18  
AVERAGE 37 29 8 26  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.20 2012 0.05 -0.05 0.00  
MONTH TO DATE 1.39 1.15 0.24 1.84  
SINCE DEC 1 1.39 1.15 0.24 1.84  
SINCE JAN 1 28.37 31.79 -3.42 32.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 28 36 -8 39  
MONTH TO DATE 547 662 -115 620  
SINCE DEC 1 547 662 -115 620  
SINCE JUL 1 1605 1843 -238 1741  
 
COOLING  
YESTERDAY 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 10 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 3.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 11:00 PM  
LOWEST 41 2:00 PM  
AVERAGE 63  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 52 2015  
MINIMUM TEMPERATURE (F) 23 -6 2000  
2008  
 
SUNRISE AND SUNSET  
DECEMBER 21 2023......SUNRISE 7:16 AM CST SUNSET 4:23 PM CST  
DECEMBER 22 2023......SUNRISE 7:17 AM CST SUNSET 4:23 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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