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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
137 AM EST SAT DEC 14 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 13 2019...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         47   1159 PM  63    1984  42      5       35       
  MINIMUM         28    235 AM   4    1898  29     -1       21       
                                      1893                          
                                      1890                          
  AVERAGE         38                        36      2       28      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.10          1.67 1873   0.12  -0.02     0.00    
  MONTH TO DATE    2.52                      1.68   0.84     0.75    
  SINCE DEC 1      2.52                      1.68   0.84     0.75    
  SINCE JAN 1     46.83                     41.67   5.16    51.35    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0          10.1  2007   0.3   -0.3      0.0     
  MONTH TO DATE   10.1                       2.9    7.2       T      
  SINCE DEC 1     10.1                       2.9    7.2       T      
  SINCE JUL 1     10.1                       4.2    5.9      0.1     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       27                        29     -2       37       
  MONTH TO DATE  366                       355     11      392       
  SINCE DEC 1    366                       355     11      392       
  SINCE JUL 1   1288                      1410   -122     1416       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1   1013                       747    266     1132       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SE (150)      
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     S (170)      
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    SE (150)      
  AVERAGE WIND SPEED     7.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    89           700 PM                                     
 LOWEST     58           200 AM                                     
 AVERAGE    74                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   42        66      1881                    
 MINIMUM TEMPERATURE (F)   29         0      1898                    
                                             1893                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER 14 2019......SUNRISE   705 AM EST   SUNSET   412 PM EST   
DECEMBER 15 2019......SUNRISE   706 AM EST   SUNSET   412 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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