189  
CDUS43 KLOT 170640  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1240 AM CST SUN DEC 17 2023  
   
...............................
 
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 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 43 11:59 PM 66 2021 36 7 30  
MINIMUM 39 9:35 AM 3 2009 21 18 25  
AVERAGE 41 28 13 28  
 
PRECIPITATION (IN)  
YESTERDAY 0.36R 0.17 2001 0.05 0.31 T  
MONTH TO DATE 1.75 0.94 0.81 2.00  
SINCE DEC 1 1.75 0.94 0.81 2.00  
SINCE JAN 1 32.77 33.10 -0.33 32.83  
 
DEGREE DAYS  
HEATING  
YESTERDAY 24 37 -13 37  
MONTH TO DATE 448 557 -109 491  
SINCE DEC 1 448 557 -109 491  
SINCE JUL 1 1750 1895 -145 1840  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 654 779 -125 781    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 9.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 9:00 PM  
LOWEST 57 12:00 AM  
AVERAGE 77  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 52 2006  
MINIMUM TEMPERATURE (F) 20 -4 2000  
 
SUNRISE AND SUNSET  
DECEMBER 17 2023......SUNRISE 7:15 AM CST SUNSET 4:25 PM CST  
DECEMBER 18 2023......SUNRISE 7:16 AM CST SUNSET 4:25 PM CST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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