600  
CDUS43 KLOT 140650  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
150 AM CDT WED MAY 14 2025  
   
...............................  
 
   
..THE CHICAGO EXECUTIVE AIRPORT CLIMATE SUMMARY FOR MAY 13 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 1:42 PM 91 2022 69 7 82  
MINIMUM 55 11:59 PM 34 2013 49 6 56  
AVERAGE 66 58 8 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.00 2010 0.13 -0.13 0.15  
MONTH TO DATE 0.61 1.67 -1.06 1.95  
SINCE MAR 1 4.78 6.82 -2.04 8.68  
SINCE JAN 1 6.51 9.43 -2.92 12.01  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 8 -8 0  
MONTH TO DATE 126 122 4 54  
SINCE MAR 1 1261 1442 -181 1150  
SINCE JUL 1 5490 5951 -461 4995  
 
COOLING  
YESTERDAY 1 1 0 4  
MONTH TO DATE 1 10 -9 4  
SINCE MAR 1 4 18 -14 8  
SINCE JAN 1 4 18 -14 8    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 5.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 11:00 PM  
LOWEST 60 2:00 PM  
AVERAGE 79  
   
......................................................  
 
THE CHICAGO EXECUTIVE AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 90 2007  
MINIMUM TEMPERATURE (F) 49 40 1999  
2015  
2016  
 
SUNRISE AND SUNSET  
MAY 14 2025...........SUNRISE 5:32 AM CDT SUNSET 8:05 PM CDT  
MAY 15 2025...........SUNRISE 5:31 AM CDT SUNSET 8:06 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab IL Page
The Nexlab IN Page
Main Text Page