366  
CDUS43 KLOT 222158  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
458 PM CDT THU MAY 22 2025  
   
...............................
 
 
   
..THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR MAY 22 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 61 2:07 PM 89 2011 74 -13 77  
MINIMUM 48 3:15 AM 36 2006 51 -3 55  
AVERAGE 55 63 -8 66  
 
PRECIPITATION (IN)  
TODAY 0.01 0.60 2013 0.13 -0.12 0.00  
MONTH TO DATE 2.07 2.89 -0.82 1.59  
SINCE MAR 1 7.87 8.70 -0.83 9.34  
SINCE JAN 1 9.18 11.41 -2.23 12.44  
 
DEGREE DAYS  
HEATING  
TODAY 10 5 5 0  
MONTH TO DATE 144 166 -22 63  
SINCE MAR 1 1248 1501 -253 1186  
SINCE JUL 1 5811 6373 -562 5465  
 
COOLING  
TODAY 0 2 -2 1  
MONTH TO DATE 32 27 5 38  
SINCE MAR 1 37 33 4 45  
SINCE JAN 1 37 33 4 45    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 13.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 1:00 AM  
LOWEST 51 2:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 90 2007  
2010  
MINIMUM TEMPERATURE (F) 52 38 2006  
 
SUNRISE AND SUNSET  
MAY 22 2025...........SUNRISE 5:28 AM CDT SUNSET 8:14 PM CDT  
MAY 23 2025...........SUNRISE 5:27 AM CDT SUNSET 8:15 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