292  
CDUS43 KLOT 220648  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
148 AM CDT TUE JUL 22 2025  
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR JULY 21 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 80 1:45 PM 100 2011 84 -4 84  
MINIMUM 63 3:34 AM 56 1996 66 -3 64  
2007  
AVERAGE 72 75 -3 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.24 2019 0.10 -0.10 0.00  
MONTH TO DATE 2.83 2.15 0.68 4.87  
SINCE JUN 1 6.13 6.12 0.01 9.45  
SINCE JAN 1 13.90 17.64 -3.74 23.74  
 
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 7 10 -3 9  
MONTH TO DATE 224 206 18 200  
SINCE JUN 1 488 387 101 457  
SINCE JAN 1 509 447 62 494    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 5.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 3:00 AM  
LOWEST 58 1:00 PM  
AVERAGE 76  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 93 2001  
MINIMUM TEMPERATURE (F) 66 54 1996  
 
SUNRISE AND SUNSET  
JULY 22 2025..........SUNRISE 5:35 AM CDT SUNSET 8:20 PM CDT  
JULY 23 2025..........SUNRISE 5:36 AM CDT SUNSET 8:19 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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