332  
CDUS43 KILX 181302  
CLIPWK  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE CHICAGO IL  
1242 AM CST WED JAN 18 2012...CORRECTION TO YESTERDAY MIN TEMP  
 
   
...............................
 
 
   
..THE CHICAGO EXECUTIVE CLIMATE SUMMARY FOR JANUARY 17 2012
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1997 TO 2012  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 41R 1222 AM 41 2006 30 11 MM  
MINIMUM 16 1159 PM -8 1997 16 1 MM  
AVERAGE 29 23 6 MM  
 
PRECIPITATION (IN)  
YESTERDAY 0.03 0.07 2004 0.06 -0.03 MM  
MONTH TO DATE 0.17 0.90 -0.73 MM  
SINCE JAN 1 0.17 0.90 -0.73 MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 42 -6 MM  
MONTH TO DATE 559 703 -144 MM  
 
COOLING  
YESTERDAY 0 0 0 MM  
MONTH TO DATE 0 0 0 MM  
SINCE JAN 1 0 0 0 MM    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
 
RAIN  
LIGHT RAIN  
LIGHT SNOW  
FOG  
HAZE  
 
   
......................................................
 
 
 
THE CHICAGO EXECUTIVE CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 30 36 1999  
MINIMUM TEMPERATURE (F) 16 -5 1997  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2012.......SUNRISE 716 AM CST SUNSET 448 PM CST  
JANUARY 19 2012.......SUNRISE 716 AM CST SUNSET 449 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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