065  
CDUS43 KLOT 170638  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
138 AM CDT SUN SEP 17 2023  
   
...............................
 
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR SEPTEMBER 16 2023...  
 
CLIMATE NORMAL PERIOD: 1991 TO 2020  
CLIMATE RECORD PERIOD: 1998 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 68 5:08 PM 90 2018 76 -8 82  
MINIMUM 50 1:06 AM 36 2000 52 -2 56  
AVERAGE 59 64 -5 69  
 
PRECIPITATION (IN)  
YESTERDAY 0.11R 0.05 2010 0.10 0.01 0.00  
MONTH TO DATE 0.97 1.59 -0.62 1.32  
SINCE SEP 1 0.97 1.59 -0.62 1.32  
SINCE JAN 1 24.81 25.21 -0.40 27.56  
 
DEGREE DAYS  
HEATING  
YESTERDAY 6 4 2 0  
MONTH TO DATE 43 36 7 13  
SINCE SEP 1 43 36 7 13  
SINCE JUL 1 58 54 4 15  
 
COOLING  
YESTERDAY 0 3 -3 4  
MONTH TO DATE 52 57 -5 49  
SINCE SEP 1 52 57 -5 49  
SINCE JAN 1 600 745 -145 737    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 3.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 9:00 PM  
LOWEST 67 9:00 AM  
AVERAGE 80  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 92 2018  
MINIMUM TEMPERATURE (F) 51 39 1999  
2014  
 
SUNRISE AND SUNSET  
SEPTEMBER 17 2023.....SUNRISE 6:36 AM CDT SUNSET 7:00 PM CDT  
SEPTEMBER 18 2023.....SUNRISE 6:37 AM CDT SUNSET 6:58 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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