AFOS product CLIBOS
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CDUS41 KBOX 120530
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
1230 AM EST SUN JAN 12 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 11 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         70R   147 PM  62    1975  36     34       30       
  MINIMUM         49    326 AM  -4    1893  22     27       17       
  AVERAGE         60                        29     31       24      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.41 2008   0.11  -0.11     0.00    
  MONTH TO DATE    0.26                      1.21  -0.95     1.08    
  SINCE DEC 1      6.33                      4.99   1.34     3.80    
  SINCE JAN 1      0.26                      1.21  -0.95     1.08    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           9.2  1927   0.5   -0.5      0.0     
  MONTH TO DATE    0.1                       4.7   -4.6       T      
  SINCE DEC 1     11.6                      13.7   -2.1      0.1     
  SINCE JUL 1     11.6                      15.0   -3.4      0.2     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        5                        36    -31       41       
  MONTH TO DATE  266                       392   -126      319       
  SINCE DEC 1   1119                      1331   -212     1173       
  SINCE JUL 1   2041                      2386   -345     2197       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        0       
  SINCE DEC 1      0                         0      0        0       
  SINCE JAN 1      0                         0      0        0       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  17   RESULTANT WIND DIRECTION  SW (210)      
  HIGHEST WIND SPEED    39   HIGHEST WIND DIRECTION    SW (230)      
  HIGHEST GUST SPEED    48   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    18.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77           300 AM                                     
 LOWEST     51           200 PM                                     
 AVERAGE    64                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   36        61      2017                    
                                             1975                    
                                             1913                    
 MINIMUM TEMPERATURE (F)   22       -10      1886                    

                                                                     
SUNRISE AND SUNSET                                                   
JANUARY 12 2020.......SUNRISE   712 AM EST   SUNSET   433 PM EST   
JANUARY 13 2020.......SUNRISE   712 AM EST   SUNSET   434 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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