227 
CDUS41 KBOX 161326
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
926 AM EDT TUE MAR 16 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR MARCH 15 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         30    435 PM  72    1945  45    -15       43       
                                      1990                           
  MINIMUM         17    703 AM  12    1876  31    -14       30       
                                      1932                           
                                      1993                           
  AVERAGE         24                        38    -14       37     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.11 2010   0.13  -0.13     0.00     
  MONTH TO DATE    0.18                      1.97  -1.79     0.35     
  SINCE MAR 1      0.18                      1.97  -1.79     0.35     
  SINCE JAN 1      5.25                      8.58  -3.33     5.04     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           7.1  1967   0.2   -0.2      0.0      
  MONTH TO DATE    0.1                       4.6   -4.5       T       
  SINCE MAR 1      0.1                       4.6   -4.5       T       
  SINCE JUL 1     38.5                      38.7   -0.2     15.1      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       41                        27     14       28        
  MONTH TO DATE  423                       433    -10      320        
  SINCE MAR 1    423                       433    -10      320        
  SINCE JUL 1   4200                      4475   -275     3703        

 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  19   RESULTANT WIND DIRECTION  NW (320)       
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED    18.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.2                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    41           500 AM                                      
 LOWEST     17           300 PM                                      
 AVERAGE    29                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   45        71      1935                      
                                             2000                     
 MINIMUM TEMPERATURE (F)   31        10      1872                      


SUNRISE AND SUNSET                                                    
MARCH 16 2021.........SUNRISE   654 AM EDT   SUNSET   652 PM EDT     
MARCH 17 2021.........SUNRISE   652 AM EDT   SUNSET   653 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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