443  
CDUS43 KLOT 180641  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1241 AM CST TUE FEB 18 2025  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 17 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 11 3:37 PM 65 2017 36 -25 30  
MINIMUM 0R 11:59 PM 2 2006 22 -22 13  
AVERAGE 6 29 -23 22  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.59 2008 0.04 -0.04 0.00  
MONTH TO DATE 0.29 0.74 -0.45 0.16  
SINCE DEC 1 2.88 3.71 -0.83 5.14  
SINCE JAN 1 1.55 2.07 -0.52 2.81  
 
DEGREE DAYS  
HEATING  
YESTERDAY 59 36 23 43  
MONTH TO DATE 672 649 23 503  
SINCE DEC 1 2999 2955 44 2517  
SINCE JUL 1 3837 4136 -299 3575  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 11.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 65 7:00 AM  
LOWEST 41 4:00 PM  
AVERAGE 53  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 69 2017  
MINIMUM TEMPERATURE (F) 22 -8 2006  
 
SUNRISE AND SUNSET  
FEBRUARY 18 2025......SUNRISE 6:43 AM CST SUNSET 5:29 PM CST  
FEBRUARY 19 2025......SUNRISE 6:41 AM CST SUNSET 5:30 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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