421  
CDUS43 KLOT 100637  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1237 AM CST SAT FEB 10 2024  
   
...............................  
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR FEBRUARY 9 2024...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57R 2:04 PM 54 1999 34 23 41  
2001  
MINIMUM 37 11:59 PM 0 2011 20 17 37  
2021  
AVERAGE 47 27 20 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.77 2023 0.05 -0.05 0.77  
MONTH TO DATE 0.04 0.37 -0.33 0.77  
SINCE DEC 1 5.02 3.34 1.68 4.61  
SINCE JAN 1 2.69 1.70 0.99 2.77  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 38 -20 26  
MONTH TO DATE 231 352 -121 327  
SINCE DEC 1 2245 2658 -413 2401  
SINCE JUL 1 3303 3839 -536 3522  
 
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 22 HIGHEST WIND DIRECTION W (250)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 11.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 12:00 AM  
LOWEST 45 2:00 PM  
AVERAGE 64  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 34 61 2009  
MINIMUM TEMPERATURE (F) 20 -6 2011  
 
SUNRISE AND SUNSET  
FEBRUARY 10 2024......SUNRISE 6:55 AM CST SUNSET 5:17 PM CST  
FEBRUARY 11 2024......SUNRISE 6:53 AM CST SUNSET 5:19 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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