925  
CDUS43 KLOT 190633  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
133 AM CDT MON MAY 19 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR MAY 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 63 9:48 AM 92 1998 70 -7 85  
MINIMUM 45 11:59 PM 35 2002 50 -5 55  
AVERAGE 54 60 -6 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 2000 0.12 -0.12 0.00  
MONTH TO DATE 0.61 2.27 -1.66 2.15  
SINCE MAR 1 4.78 7.42 -2.64 8.88  
SINCE JAN 1 6.51 10.03 -3.52 12.21  
 
DEGREE DAYS  
HEATING  
YESTERDAY 11 6 5 0  
MONTH TO DATE 139 156 -17 73  
SINCE MAR 1 1274 1476 -202 1169  
SINCE JUL 1 5503 5985 -482 5014  
 
COOLING  
YESTERDAY 0 2 -2 5  
MONTH TO DATE 18 18 0 10  
SINCE MAR 1 21 26 -5 14  
SINCE JAN 1 21 26 -5 14    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (20)  
AVERAGE WIND SPEED 7.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 80 10:00 PM  
LOWEST 56 10:00 AM  
AVERAGE 68  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 71 90 1998  
2012  
MINIMUM TEMPERATURE (F) 51 37 2008  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 5:27 AM CDT SUNSET 8:10 PM CDT  
MAY 20 2025...........SUNRISE 5:26 AM CDT SUNSET 8:11 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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