AFOS product CLIBOS
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CDUS41 KBOX 190602
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
200 AM EDT THU SEP 19 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 18 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   1150 AM  90    1955  72     -7       77       
                                      1906                          
                                      1891                          
  MINIMUM         53   1151 PM  43    1875  57     -4       69       
  AVERAGE         59                        64     -5       73      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.87 2004   0.12  -0.12     1.15    
  MONTH TO DATE    1.75                      1.95  -0.20     3.17    
  SINCE SEP 1      1.75                      1.95  -0.20     3.17    
  SINCE JAN 1     36.08                     30.57   5.51    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        6                         3      3        0       
  MONTH TO DATE   13                        29    -16        4       
  SINCE SEP 1     13                        29    -16        4       
  SINCE JUL 1     13                        42    -29        4       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        8       
  MONTH TO DATE   63                        64     -1      137       
  SINCE SEP 1     63                        64     -1      137       
  SINCE JAN 1    941                       723    218     1094       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  12   RESULTANT WIND DIRECTION  NE (30)       
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED    12.0                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.4                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    66          1000 PM                                     
 LOWEST     43          1200 PM                                     
 AVERAGE    55                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        92      1983                    
 MINIMUM TEMPERATURE (F)   56        42      1929                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 19 2019.....SUNRISE   628 AM EDT   SUNSET   647 PM EDT   
SEPTEMBER 20 2019.....SUNRISE   629 AM EDT   SUNSET   645 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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