641  
CDUS43 KLOT 092132  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT FRI MAY 09 2025  
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR MAY 9 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 65 2:27 PM 87 2004 67 -2 59  
MINIMUM 35 3:56 AM 30 2020 47 -12 47  
AVERAGE 50 57 -7 53  
 
PRECIPITATION (IN)  
TODAY 0.00 0.90 2003 0.13 -0.13 0.31  
MONTH TO DATE 0.60 1.15 -0.55 1.67  
SINCE MAR 1 4.77 6.30 -1.53 8.40  
SINCE JAN 1 6.50 8.91 -2.41 11.73  
 
DEGREE DAYS  
HEATING  
TODAY 15 9 6 12  
MONTH TO DATE 102 90 12 40  
SINCE MAR 1 1237 1410 -173 1136  
SINCE JUL 1 5466 5919 -453 4981  
 
COOLING  
TODAY 0 1 -1 0  
MONTH TO DATE 0 6 -6 0  
SINCE MAR 1 3 14 -11 4  
SINCE JAN 1 3 14 -11 4    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 16 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 5.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 4:00 AM  
LOWEST 26 3:00 PM  
AVERAGE 59  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 67 90 2022  
MINIMUM TEMPERATURE (F) 48 37 2010  
 
SUNRISE AND SUNSET  
MAY 9 2025...........SUNRISE 5:37 AM CDT SUNSET 8:00 PM CDT  
MAY 10 2025...........SUNRISE 5:36 AM CDT SUNSET 8:01 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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