352  
CDUS43 KLOT 190642  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
142 AM CDT WED AUG 19 2026  
   
...............................
 
 
...THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR AUGUST 18 2026...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 81 12:22 PM 88 2016 82 -1 88  
2025  
MINIMUM 63 4:52 AM 53 2012 65 -2 71  
AVERAGE 72 73 -1 80  
 
PRECIPITATION (IN)  
YESTERDAY 0.17 1.65 2016 0.13 0.04 1.38  
MONTH TO DATE 3.57 2.10 1.47 2.99  
SINCE JUN 1 12.00 9.22 2.78 9.73  
SINCE JAN 1 25.93 20.74 5.19 17.50  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 27 40 -13 21  
SINCE JUL 1 0 3 -3 0  
 
COOLING  
YESTERDAY 7 8 -1 15  
MONTH TO DATE 160 168 -8 228  
SINCE JUN 1 648 659 -11 860  
SINCE JAN 1 703 719 -16 881    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 5.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 58 11:00 AM  
AVERAGE 78  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 89 2005  
MINIMUM TEMPERATURE (F) 65 56 1997  
 
SUNRISE AND SUNSET  
AUGUST 19 2026........SUNRISE 6:04 AM CDT SUNSET 7:46 PM CDT  
AUGUST 20 2026........SUNRISE 6:05 AM CDT SUNSET 7:45 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.

The Nexlab IL Page
The Nexlab IN Page Main Text Page