548  
CDUS43 KLOT 072133  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
433 PM CDT SUN SEP 07 2025  
   
...............................  
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 7 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 68 2:58 PM 91 2016 79 -11 65  
MINIMUM 39R 6:02 AM 42 1999 55 -16 43  
AVERAGE 54 67 -13 54  
 
PRECIPITATION (IN)  
TODAY 0.00 0.32 2012 0.10 -0.10 0.00  
MONTH TO DATE 0.12 0.70 -0.58 T  
SINCE SEP 1 0.12 0.70 -0.58 T  
SINCE JAN 1 21.69 24.32 -2.63 29.40  
 
DEGREE DAYS  
HEATING  
TODAY 11 2 9 11  
MONTH TO DATE 47 11 36 19  
SINCE SEP 1 47 11 36 19  
SINCE JUL 1 68 29 39 37  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 1 28 -27 5  
SINCE SEP 1 1 28 -27 5  
SINCE JAN 1 898 716 182 771    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 5.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 44 2:00 PM  
AVERAGE 71  
   
......................................................  
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 91 2002  
MINIMUM TEMPERATURE (F) 54 39 2024  
 
SUNRISE AND SUNSET  
SEPTEMBER 7 2025.....SUNRISE 6:26 AM CDT SUNSET 7:17 PM CDT  
SEPTEMBER 8 2025.....SUNRISE 6:27 AM CDT SUNSET 7:15 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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