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CDUS41 KBOX 150639
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
139 AM EST SAT DEC 15 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 14 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         46   1159 PM  66    1881  42      4       30       
  MINIMUM         29    428 AM   0    1898  29      0       19       
                                      1893                          
  AVERAGE         38                        35      3       25      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.99 2002   0.12  -0.12      T      
  MONTH TO DATE    0.75                      1.80  -1.05     1.36    
  SINCE DEC 1      0.75                      1.80  -1.05     1.36    
  SINCE JAN 1     51.35                     41.79   9.56    42.32    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           6.5  1995   0.3   -0.3       T      
  MONTH TO DATE    T                         3.2   -3.2      6.1     
  SINCE DEC 1      T                         3.2   -3.2      6.1     
  SINCE JUL 1      0.1                       4.5   -4.4      6.1     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        30     -3       40       
  MONTH TO DATE  419                       385     34      379       
  SINCE DEC 1    419                       385     34      379       
  SINCE JUL 1   1443                      1440      3     1206       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1132                       747    385      880       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   S (170)      
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED     5.8                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    92          1100 PM                                     
 LOWEST     53           100 PM                                     
 AVERAGE    73                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   41        66      1975                    
 MINIMUM TEMPERATURE (F)   28        -2      1874                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 15 2018......SUNRISE   706 AM EST   SUNSET   412 PM EST   
DECEMBER 16 2018......SUNRISE   707 AM EST   SUNSET   413 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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