898  
CDUS43 KLOT 180639  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT WED JUN 18 2025  
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JUNE 17 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 93 1:12 PM 96 2024 80 13 96  
MINIMUM 67 4:16 AM 47 1999 61 6 73  
AVERAGE 80 70 10 85  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 0.30 2017 0.14 -0.05 0.00  
MONTH TO DATE 0.69 2.26 -1.57 1.75  
SINCE JUN 1 0.69 2.26 -1.57 1.75  
SINCE JAN 1 8.46 13.78 -5.32 16.04  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 21 32 -11 9  
SINCE JUN 1 21 32 -11 9  
SINCE JUL 1 5660 6081 -421 5046  
 
COOLING  
YESTERDAY 15 6 9 20  
MONTH TO DATE 64 82 -18 122  
SINCE JUN 1 64 82 -18 122  
SINCE JAN 1 85 142 -57 159    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION SW (210)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 8.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 6:00 AM  
LOWEST 41 5:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 95 2018  
MINIMUM TEMPERATURE (F) 61 46 1999  
 
SUNRISE AND SUNSET  
JUNE 18 2025..........SUNRISE 5:15 AM CDT SUNSET 8:30 PM CDT  
JUNE 19 2025..........SUNRISE 5:15 AM CDT SUNSET 8:31 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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