608  
CDUS43 KLOT 210634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT FRI JUL 21 2023  
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JULY 20 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 87 12:20 PM 100 2011 84 3 87  
MINIMUM 65 12:28 AM 53 2009 66 -1 78  
AVERAGE 76 75 1 83  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.25 2017 0.10 -0.10 0.00  
MONTH TO DATE 3.37 2.05 1.32 3.15  
SINCE JUN 1 5.06 6.02 -0.96 5.35  
SINCE JAN 1 17.27 17.54 -0.27 19.67  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 32 37 -5 12  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 11 10 1 18  
MONTH TO DATE 165 196 -31 199  
SINCE JUN 1 311 377 -66 427  
SINCE JAN 1 366 437 -71 575    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 10.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 1:00 AM  
LOWEST 39 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 100 2011  
MINIMUM TEMPERATURE (F) 66 56 1996  
2007  
 
SUNRISE AND SUNSET  
JULY 21 2023..........SUNRISE 5:34 AM CDT SUNSET 8:21 PM CDT  
JULY 22 2023..........SUNRISE 5:35 AM CDT SUNSET 8:21 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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