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CDUS41 KBOX 201145
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE TAUNTON MA                                  
636 AM EST SUN DEC 20 2009


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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 19 2009...

CLIMATE NORMAL PERIOD 1971 TO 2000
CLIMATE RECORD PERIOD 1872 TO 2009


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         33    948 PM  64    1899  41     -8       34       
  MINIMUM         17    656 AM -10    1875  27    -10       15       
  AVERAGE         25                        34     -9       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.35 1986   0.12  -0.12     0.88    
  MONTH TO DATE    2.93                      2.29   0.64     5.44    
  SINCE DEC 1      2.93                      2.29   0.64     5.44    
  SINCE JAN 1     42.76                     41.09   1.67    52.81    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        T            10.0  1945   0.2   -0.2      8.8     
  MONTH TO DATE    2.7                       3.4   -0.7     11.3     
  SINCE DEC 1      2.7                       3.4   -0.7     11.3     
  SINCE JUL 1      2.8                       5.5   -2.7     11.3     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       40                        31      9       40       
  MONTH TO DATE  550                       540     10      513       
  SINCE DEC 1    550                       540     10      513       
  SINCE JUL 1   1532                      1584    -52     1588       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1    591                       777   -186      789       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   N (360)      
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED    10.9                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT SNOW                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    63          1100 PM                                     
 LOWEST     25           200 AM                                     
 AVERAGE    44                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   40        63      1957                    
 MINIMUM TEMPERATURE (F)   26       -11      1942                    
                                             1875                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 20 2009......SUNRISE   710 AM EST   SUNSET   414 PM EST   
DECEMBER 21 2009......SUNRISE   710 AM EST   SUNSET   415 PM EST   

                                                                    
-  INDICATES NEGATIVE NUMBERS.                                      
R  INDICATES RECORD WAS SET OR TIED.                                
MM INDICATES DATA IS MISSING.                                       
T  INDICATES TRACE AMOUNT.                                          




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