440  
CDUS43 KLOT 220632  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1232 AM CST FRI DEC 22 2023  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 21 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 47 1:17 PM 52 2015 35 12 34  
MINIMUM 29 2:43 AM -6 2000 23 6 11  
2008  
AVERAGE 38 29 9 23  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.54 2015 0.04 -0.04 0.00  
MONTH TO DATE 1.39 1.19 0.20 1.84  
SINCE DEC 1 1.39 1.19 0.20 1.84  
SINCE JAN 1 28.37 31.83 -3.46 32.75  
 
DEGREE DAYS  
HEATING  
YESTERDAY 27 36 -9 42  
MONTH TO DATE 574 698 -124 662  
SINCE DEC 1 574 698 -124 662  
SINCE JUL 1 1632 1879 -247 1783  
 
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 8 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 10 HIGHEST GUST DIRECTION E (70)  
AVERAGE WIND SPEED 2.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 4:00 AM  
LOWEST 51 1:00 PM  
AVERAGE 70  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 55 2006  
MINIMUM TEMPERATURE (F) 22 -8 2000  
 
SUNRISE AND SUNSET  
DECEMBER 22 2023......SUNRISE 7:17 AM CST SUNSET 4:23 PM CST  
DECEMBER 23 2023......SUNRISE 7:17 AM CST SUNSET 4:24 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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