866  
CDUS43 KLOT 282133  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT MON JUL 28 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JULY 28 2025  
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 94R 2:50 PM 93 1999 84 10 85  
2023  
MINIMUM 76 4:08 AM 56 2005 66 10 68  
2013  
AVERAGE 85 75 10 77  
 
PRECIPITATION (IN)  
TODAY 0.01 1.54 2023 0.09 -0.08 0.02  
MONTH TO DATE 2.84 2.85 -0.01 5.44  
SINCE JUN 1 6.14 6.82 -0.68 10.02  
SINCE JAN 1 13.91 18.34 -4.43 24.31  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 21 37 -16 14  
SINCE JUL 1 0 0 0 3  
 
COOLING  
TODAY 20 10 10 12  
MONTH TO DATE 336 276 60 254  
SINCE JUN 1 600 457 143 511  
SINCE JAN 1 621 517 104 548    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 4.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 7:00 AM  
LOWEST 51 3:00 PM  
AVERAGE 73  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 98 1999  
MINIMUM TEMPERATURE (F) 66 53 2003  
 
SUNRISE AND SUNSET  
JULY 28 2025..........SUNRISE 5:41 AM CDT SUNSET 8:14 PM CDT  
JULY 29 2025..........SUNRISE 5:42 AM CDT SUNSET 8:13 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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