864  
CDUS43 KLOT 090633  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT WED APR 09 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR APRIL 8 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 43 2:12 PM 77 2001 55 -12 70  
MINIMUM 24 5:37 AM 21 2018 37 -13 40  
AVERAGE 34 46 -12 55  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.62 1999 0.10 -0.10 0.00  
MONTH TO DATE 1.06 0.71 0.35 1.50  
SINCE MAR 1 3.16 2.55 0.61 5.35  
SINCE JAN 1 4.89 5.16 -0.27 8.68  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 19 12 10  
MONTH TO DATE 181 161 20 179  
SINCE MAR 1 849 986 -137 867  
SINCE JUL 1 5078 5495 -417 4712  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 2 -2 0  
SINCE JAN 1 0 2 -2 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 11:00 PM  
LOWEST 26 2:00 PM  
AVERAGE 45  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 56 75 2017  
MINIMUM TEMPERATURE (F) 37 20 1997  
 
SUNRISE AND SUNSET  
APRIL 9 2025.........SUNRISE 6:20 AM CDT SUNSET 7:27 PM CDT  
APRIL 10 2025.........SUNRISE 6:19 AM CDT SUNSET 7:28 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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