915  
CDUS43 KLOT 252132  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT MON AUG 25 2025  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 25 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 71 2:34 PM 96 2003 81 -10 93  
MINIMUM 55 5:52 AM 52 2017 63 -8 71  
AVERAGE 63 72 -9 82  
 
PRECIPITATION (IN)  
TODAY 0.00 1.18 2018 0.12 -0.12 0.00  
MONTH TO DATE 3.16 2.95 0.21 0.82  
SINCE JUN 1 9.90 10.07 -0.17 11.09  
SINCE JAN 1 17.67 21.59 -3.92 25.38  
 
DEGREE DAYS  
HEATING  
TODAY 2 0 2 0  
MONTH TO DATE 2 0 2 2  
SINCE JUN 1 23 40 -17 16  
SINCE JUL 1 2 3 -1 5  
 
COOLING  
TODAY 0 7 -7 17  
MONTH TO DATE 268 223 45 196  
SINCE JUN 1 900 714 186 748  
SINCE JAN 1 921 774 147 785    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 10.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 83 4:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 96 2024  
MINIMUM TEMPERATURE (F) 63 54 2015  
 
SUNRISE AND SUNSET  
AUGUST 25 2025........SUNRISE 6:10 AM CDT SUNSET 7:36 PM CDT  
AUGUST 26 2025........SUNRISE 6:11 AM CDT SUNSET 7:35 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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