097 
CDUS43 KLOT 190640
CLILOT


CLIMATE REPORT
NATIONAL WEATHER SERVICE CHICAGO IL                                  
1240 AM CST MON DEC 19 2016


................................... 

...THE ROMEOVILLE  WFO CLIMATE SUMMARY FOR DECEMBER 18 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1992 TO 2016


WEATHER ITEM   OBSERVED RECORD YEAR NORMAL DEPARTURE LAST            
                VALUE   VALUE       VALUE  FROM      YEAR            
                                           NORMAL                    
...........................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         18     55    2002  34    -16       32               
  MINIMUM        -12R    -4    2000  19    -31       22               
  AVERAGE          3                 26    -23       27             
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.03   1.02 2002   0.07  -0.04      T             
  MONTH TO DATE    1.14               1.31  -0.17     1.81           
  SINCE DEC 1      1.14               1.31  -0.17     1.81           
  SINCE JAN 1     39.24              39.13   0.11    41.68           
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        1.8   MM      MM   0.3    1.5       T             
  MONTH TO DATE   17.2                4.8   12.4      1.5            
  SINCE DEC 1     17.2                4.8   12.4      1.5            
  SINCE JUL 1     17.2                5.7   11.5      6.2            
  SNOW DEPTH       7                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       62                 26     36                       
  MONTH TO DATE  778                632    146                       
  SINCE DEC 1    778                632    146                       
  SINCE JUL 1   1634               1851   -217                       
                                                                     
 COOLING                                                             
  YESTERDAY        0                  0      0                       
  MONTH TO DATE    0                  0      0                       
  SINCE DEC 1      0                  0      0                       
  SINCE JAN 1   1145                862    283                       
...........................................................






                                                                     
THE ROMEOVILLE  WFO CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   33        55      2002                    
 MINIMUM TEMPERATURE (F)   19        -5      2005                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 19 2016......SUNRISE   715 AM CST   SUNSET   425 PM CST   
DECEMBER 20 2016......SUNRISE   715 AM CST   SUNSET   425 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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