042  
CDUS43 KLOT 180651  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1251 AM CST MON DEC 18 2023  
   
...............................  
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR DECEMBER 17 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 44 1:31 AM 52 2006 35 9 25  
MINIMUM 34 11:59 PM -4 2000 20 14 18  
AVERAGE 39 28 11 22  
 
PRECIPITATION (IN)  
YESTERDAY T 0.07 2011 0.06 -0.06 0.01  
MONTH TO DATE 1.75 1.00 0.75 2.01  
SINCE DEC 1 1.75 1.00 0.75 2.01  
SINCE JAN 1 32.77 33.16 -0.39 32.84  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 37 -11 43  
MONTH TO DATE 474 594 -120 534  
SINCE DEC 1 474 594 -120 534  
SINCE JUL 1 1776 1932 -156 1883  
 
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 21 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 12:00 AM  
LOWEST 82 7:00 PM  
AVERAGE 90  
   
......................................................  
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 56 2002  
MINIMUM TEMPERATURE (F) 20 -17 2016  
 
SUNRISE AND SUNSET  
DECEMBER 18 2023......SUNRISE 7:16 AM CST SUNSET 4:25 PM CST  
DECEMBER 19 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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