AFOS product CLIBOS
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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
1253 AM EST SAT DEC 8 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 7 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         40    136 PM  76    1998  44     -4       47       
  MINIMUM         26   1159 PM   4    1906  31     -5       33       
  AVERAGE         33                        38     -5       40      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.60 2011   0.14  -0.14     0.00    
  MONTH TO DATE    0.75                      0.93  -0.18     0.63    
  SINCE DEC 1      0.75                      0.93  -0.18     0.63    
  SINCE JAN 1     51.35                     40.92  10.43    41.59    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           4.3  2003   0.2   -0.2      0.0     
  MONTH TO DATE    T                         1.3   -1.3      0.0     
  SINCE DEC 1      T                         1.3   -1.3      0.0     
  SINCE JUL 1      0.1                       2.6   -2.5       T      
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       32                        27      5       25       
  MONTH TO DATE  182                       184     -2      158       
  SINCE DEC 1    182                       184     -2      158       
  SINCE JUL 1   1206                      1239    -33      985       
                                                                     
 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  12   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NW (300)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (260)      
  AVERAGE WIND SPEED    13.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.3                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    75           400 AM                                     
 LOWEST     25           300 PM                                     
 AVERAGE    50                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   44        65      1927                    
 MINIMUM TEMPERATURE (F)   31        -4      1902                    

                                                                     
SUNRISE AND SUNSET                                                   
DECEMBER  8 2018......SUNRISE   701 AM EST   SUNSET   411 PM EST   
DECEMBER  9 2018......SUNRISE   701 AM EST   SUNSET   411 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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