218  
CDUS43 KLOT 220639  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
139 AM CDT MON MAY 22 2023  
   
...............................
 
 
   
..THE AURORA MUNICIPAL AIRPORT CLIMATE SUMMARY FOR MAY 21 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 80 4:25 PM 86 2007 74 6 60  
2014  
MINIMUM 42 4:42 AM 29 2002 51 -9 53  
AVERAGE 61 62 -1 57  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.62 2018 0.14 -0.14 0.71  
MONTH TO DATE 1.22 2.76 -1.54 2.57  
SINCE MAR 1 6.71 8.57 -1.86 10.11  
SINCE JAN 1 12.53 11.28 1.25 12.45  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 5 -1 8  
MONTH TO DATE 138 161 -23 140  
SINCE MAR 1 1487 1496 -9 1505  
SINCE JUL 1 6066 6368 -302 6174  
 
COOLING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 14 25 -11 77  
SINCE MAR 1 20 31 -11 81  
SINCE JAN 1 20 31 -11 81    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 3.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 3:00 AM  
LOWEST 25 6:00 PM  
AVERAGE 57  
   
......................................................
 
 
THE AURORA MUNICIPAL AIRPORT CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 89 2011  
MINIMUM TEMPERATURE (F) 51 36 2006  
 
SUNRISE AND SUNSET  
MAY 22 2023...........SUNRISE 5:28 AM CDT SUNSET 8:14 PM CDT  
MAY 23 2023...........SUNRISE 5:27 AM CDT SUNSET 8:15 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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