AFOS product CLIBOS
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CDUS41 KBOX 200856
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
455 AM EDT FRI SEP 20 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 19 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         65    252 PM  92    1983  71     -6       71       
  MINIMUM         50    451 AM  42    1929  56     -6       62       
  AVERAGE         58                        64     -6       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.21 1936   0.12  -0.12      T      
  MONTH TO DATE    1.75                      2.07  -0.32     3.17    
  SINCE SEP 1      1.75                      2.07  -0.32     3.17    
  SINCE JAN 1     36.08                     30.69   5.39    35.61    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2018   0.0    0.0      0.0                   
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        7                         3      4        0       
  MONTH TO DATE   20                        32    -12        4       
  SINCE SEP 1     20                        32    -12        4       
  SINCE JUL 1     20                        45    -25        4       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        2       
  MONTH TO DATE   63                        66     -3      139       
  SINCE SEP 1     63                        66     -3      139       
  SINCE JAN 1    941                       725    216     1096       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   E (80)       
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     E (90)       
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (120)      
  AVERAGE WIND SPEED     7.7                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.1                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    72          1000 PM                                     
 LOWEST     43           900 AM                                     
 AVERAGE    58                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        97      1983                    
 MINIMUM TEMPERATURE (F)   56        42      1979                    
                                             1964                    
                                             1929                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 20 2019.....SUNRISE   629 AM EDT   SUNSET   645 PM EDT   
SEPTEMBER 21 2019.....SUNRISE   630 AM EDT   SUNSET   644 PM EDT   

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




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