253  
CDUS43 KLOT 182132  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
432 PM CDT THU MAY 18 2023  
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR MAY 18 2023
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1996 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 72 2:47 PM 92 1998 70 2 60  
MINIMUM 40 4:56 AM 35 2002 50 -10 52  
AVERAGE 56 60 -4 56  
 
PRECIPITATION (IN)  
TODAY 0.00 1.02 2000 0.12 -0.12 0.45  
MONTH TO DATE 0.60 2.27 -1.67 2.24  
SINCE MAR 1 6.67 7.42 -0.75 10.08  
SINCE JAN 1 12.11 10.03 2.08 12.32  
 
DEGREE DAYS  
HEATING  
TODAY 9 6 3 9  
MONTH TO DATE 137 156 -19 123  
SINCE MAR 1 1345 1476 -131 1395  
SINCE JUL 1 5394 5985 -591 5596  
 
COOLING  
TODAY 0 2 -2 0  
MONTH TO DATE 6 18 -12 84  
SINCE MAR 1 34 26 8 85  
SINCE JAN 1 34 26 8 85    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 4.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 5:00 AM  
LOWEST 29 3:00 PM  
AVERAGE 58  
   
......................................................
 
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1998  
2012  
MINIMUM TEMPERATURE (F) 51 37 2008  
 
SUNRISE AND SUNSET  
MAY 18 2023...........SUNRISE 5:28 AM CDT SUNSET 8:08 PM CDT  
MAY 19 2023...........SUNRISE 5:27 AM CDT SUNSET 8:09 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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