249  
CDUS43 KLOT 190707  
CLIARR  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
207 AM CDT TUE JUN 19 2012  
 
   
...............................
 
 
   
..THE AURORA CLIMATE SUMMARY FOR JUNE 18 2012
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1998 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 92R 220 PM 92 2012 81 11 MM  
2001  
MINIMUM 67 150 AM 44 1999 59 8 MM  
AVERAGE 80 70 10 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 0.29 2003 0.12 -0.12 MM  
MONTH TO DATE 0.56 2.84 -2.28 MM  
SINCE JAN 1 9.09 15.72 -6.63 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 MM  
MONTH TO DATE 26 35 -9 MM  
 
COOLING  
YESTERDAY 15 6 9 MM  
MONTH TO DATE 93 76 17 MM  
SINCE JAN 1 225 117 108 MM    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION S (200)  
HIGHEST WIND SPEED 32 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 44 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 16.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 300 AM  
LOWEST 38 200 PM  
AVERAGE 61  
   
......................................................
 
 
 
THE AURORA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 88 2009  
MINIMUM TEMPERATURE (F) 59 46 2005  
 
 
SUNRISE AND SUNSET  
JUNE 19 2012..........SUNRISE 519 AM CDT SUNSET 832 PM CDT  
JUNE 20 2012..........SUNRISE 519 AM CDT SUNSET 832 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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