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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
153 AM EDT MON APR 12 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 11 2021...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         60   1258 AM  84    2017  54      6       52       
  MINIMUM         45   1040 PM  25    1909  39      6       37       
  AVERAGE         53                        47      6       45     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.27 2003   0.14  -0.14     0.00     
  MONTH TO DATE    0.92                      1.51  -0.59     1.72     
  SINCE MAR 1      2.81                      5.83  -3.02     5.32     
  SINCE JAN 1      7.88                     12.44  -4.56    10.01     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           2.1  1958   0.1   -0.1      0.0      
  MONTH TO DATE    T                         1.2   -1.2      0.0      
  SINCE MAR 1      0.1                       9.0   -8.9       T       
  SINCE JUL 1     38.5                      43.1   -4.6     15.1      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                        18     -6       20        
  MONTH TO DATE  167                       223    -56      218        
  SINCE MAR 1    871                      1052   -181      931        
  SINCE JUL 1   4648                      5094   -446     4314        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE MAR 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION  NE (40)        
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NE (60)        
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION    NE (50)        
  AVERAGE WIND SPEED    13.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.9                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           400 AM                                      
 LOWEST     72          1200 AM                                      
 AVERAGE    81                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   54        85      1945                      
                                             1977                     
 MINIMUM TEMPERATURE (F)   40        20      1874                      


SUNRISE AND SUNSET                                                    
APRIL 12 2021.........SUNRISE   608 AM EDT   SUNSET   723 PM EDT     
APRIL 13 2021.........SUNRISE   606 AM EDT   SUNSET   724 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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