457  
CDUS43 KLOT 210632  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
132 AM CDT SAT OCT 21 2023  
   
...............................
 
 
...THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR OCTOBER 20 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 62 2:01 PM 84 2003 61 1 63  
MINIMUM 38 11:36 PM 23 2018 39 -1 24  
AVERAGE 50 50 0 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.26 2008 0.09 -0.09 0.00  
MONTH TO DATE 2.80 2.21 0.59 1.03  
SINCE SEP 1 5.70 5.22 0.48 2.67  
SINCE JAN 1 29.54 28.84 0.70 28.91  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 15 0 21  
MONTH TO DATE 241 224 17 332  
SINCE SEP 1 308 337 -29 459  
SINCE JUL 1 323 355 -32 461  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 22 9 13 0  
SINCE SEP 1 104 89 15 86  
SINCE JAN 1 652 777 -125 774    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 5:00 AM  
LOWEST 44 3:00 PM  
AVERAGE 71  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 80 2007  
MINIMUM TEMPERATURE (F) 39 21 2018  
 
SUNRISE AND SUNSET  
OCTOBER 21 2023.......SUNRISE 7:13 AM CDT SUNSET 6:04 PM CDT  
OCTOBER 22 2023.......SUNRISE 7:14 AM CDT SUNSET 6:02 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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