591  
CDUS43 KLOT 270634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1234 AM CST SAT DEC 27 2025  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR DECEMBER 26 2025...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 1:18 PM 63 2019 34 12 48  
MINIMUM 38 11:59 PM -3 2017 22 16 38  
AVERAGE 42 28 14 43  
 
PRECIPITATION (IN)  
YESTERDAY 0.02 0.68 2008 0.05 -0.03 0.01  
MONTH TO DATE 0.47 1.42 -0.95 0.36  
SINCE DEC 1 0.47 1.42 -0.95 0.36  
SINCE JAN 1 23.04 32.06 -9.02 32.27  
 
DEGREE DAYS  
HEATING  
YESTERDAY 23 37 -14 22  
MONTH TO DATE 1001 881 120 903  
SINCE DEC 1 1001 881 120 903  
SINCE JUL 1 2019 2062 -43 1741  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1109 933 176 1030    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 26 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 7.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 5:00 AM  
LOWEST 62 12:00 AM  
AVERAGE 81  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 61 2008  
MINIMUM TEMPERATURE (F) 21 -4 2017  
 
SUNRISE AND SUNSET  
DECEMBER 27 2025......SUNRISE 7:19 AM CST SUNSET 4:27 PM CST  
DECEMBER 28 2025......SUNRISE 7:19 AM CST SUNSET 4:27 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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