889  
CDUS43 KLOT 190634  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
134 AM CDT SAT APR 19 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR APRIL 18 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 76 2:04 PM 88 2002 59 17 56  
MINIMUM 59 10:16 AM 26 1997 40 19 45  
2001  
AVERAGE 68 50 18 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.35 2011 0.12 -0.09 0.10  
MONTH TO DATE 1.27 1.76 -0.49 1.75  
SINCE MAR 1 3.37 3.60 -0.23 5.60  
SINCE JAN 1 5.10 6.21 -1.11 8.93  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 16 -16 14  
MONTH TO DATE 345 333 12 254  
SINCE MAR 1 1013 1158 -145 942  
SINCE JUL 1 5242 5667 -425 4787  
 
COOLING  
YESTERDAY 3 0 3 0  
MONTH TO DATE 3 0 3 0  
SINCE MAR 1 3 2 1 0  
SINCE JAN 1 3 2 1 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 30 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 42 HIGHEST GUST DIRECTION S (180)  
AVERAGE WIND SPEED 10.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 79 10:00 PM  
LOWEST 43 1:00 AM  
AVERAGE 61  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 59 81 2005  
MINIMUM TEMPERATURE (F) 40 31 2001  
 
SUNRISE AND SUNSET  
APRIL 19 2025.........SUNRISE 6:04 AM CDT SUNSET 7:38 PM CDT  
APRIL 20 2025.........SUNRISE 6:03 AM CDT SUNSET 7:39 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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