742  
CDUS43 KLOT 150634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST FRI DEC 15 2023  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 14 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 52 2:48 PM 61 2015 37 15 44  
MINIMUM 25 1:34 AM 3 2016 24 1 38  
AVERAGE 39 31 8 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.14 2022 0.06 -0.06 1.14  
MONTH TO DATE 1.12 0.84 0.28 1.66  
SINCE DEC 1 1.12 0.84 0.28 1.66  
SINCE JAN 1 28.10 31.48 -3.38 32.57  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 34 -8 24  
MONTH TO DATE 373 451 -78 386  
SINCE DEC 1 373 451 -78 386  
SINCE JUL 1 1431 1632 -201 1507  
 
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 15 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 4.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 11:00 PM  
LOWEST 39 1:00 PM  
AVERAGE 59  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 67 2021  
MINIMUM TEMPERATURE (F) 24 -1 2016  
 
SUNRISE AND SUNSET  
DECEMBER 15 2023......SUNRISE 7:13 AM CST SUNSET 4:21 PM CST  
DECEMBER 16 2023......SUNRISE 7:13 AM CST SUNSET 4:21 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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