214  
CDUS43 KLOT 270638  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
138 AM CDT SUN JUL 27 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JULY 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 86 4:01 PM 97 1997 84 2 79  
2020  
MINIMUM 72 12:10 AM 58 1996 66 6 58  
1998  
2024  
AVERAGE 79 75 4 69  
 
PRECIPITATION (IN)  
YESTERDAY T 0.62 2013 0.10 -0.10 0.00  
2023  
MONTH TO DATE 2.83 2.66 0.17 5.42  
SINCE JUN 1 6.13 6.63 -0.50 10.00  
SINCE JAN 1 13.90 18.15 -4.25 24.29  
 
DEGREE DAYS  
HEATING  
YESTERDAY 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  
YESTERDAY 14 10 4 4  
MONTH TO DATE 300 256 44 233  
SINCE JUN 1 564 437 127 490  
SINCE JAN 1 585 497 88 527    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 5.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 94 2:00 AM  
LOWEST 61 4:00 PM  
AVERAGE 78  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 90 2002  
2016  
2019  
MINIMUM TEMPERATURE (F) 66 57 2013  
 
SUNRISE AND SUNSET  
JULY 27 2025..........SUNRISE 5:40 AM CDT SUNSET 8:15 PM CDT  
JULY 28 2025..........SUNRISE 5:41 AM CDT SUNSET 8:14 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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