213  
CDUS43 KLOT 192140  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
440 PM CDT MON MAY 19 2025  
   
...............................
 
 
   
..THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR MAY 19 2025
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 57 2:55 PM 90 2012 73 -16 82  
MINIMUM 45 1:21 AM 35 2008 50 -5 61  
AVERAGE 51 62 -11 72  
 
PRECIPITATION (IN)  
TODAY T 0.90 2005 0.13 -0.13 0.00  
MONTH TO DATE 0.98 2.48 -1.50 1.59  
SINCE MAR 1 6.78 8.29 -1.51 9.34  
SINCE JAN 1 8.09 11.00 -2.91 12.44  
 
DEGREE DAYS  
HEATING  
TODAY 14 5 9 0  
MONTH TO DATE 113 151 -38 63  
SINCE MAR 1 1217 1486 -269 1186  
SINCE JUL 1 5780 6358 -578 5465  
 
COOLING  
TODAY 0 2 -2 7  
MONTH TO DATE 32 21 11 18  
SINCE MAR 1 37 27 10 25  
SINCE JAN 1 37 27 10 25    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NE (60)  
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 13.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 73 12:00 AM  
LOWEST 55 3:00 PM  
AVERAGE 64  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 73 91 2012  
MINIMUM TEMPERATURE (F) 51 33 2002  
 
SUNRISE AND SUNSET  
MAY 19 2025...........SUNRISE 5:30 AM CDT SUNSET 8:11 PM CDT  
MAY 20 2025...........SUNRISE 5:29 AM CDT SUNSET 8:12 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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