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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
737 AM EDT WED MAY 13 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 12 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         56    407 PM  88    2001  65     -9       55       
                                      1991                          
  MINIMUM         41    504 AM  33    1907  49     -8       43       
  AVERAGE         49                        57     -8       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          1.42 1888   0.10  -0.10     0.39    
  MONTH TO DATE    1.41                      1.26   0.15     0.80    
  SINCE MAR 1      9.34                      9.32   0.02    10.27    
  SINCE JAN 1     14.03                     15.93  -1.90    17.34    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2001   0.0    0.0      0.0     
                                      2000                          
  MONTH TO DATE    T                         0.1   -0.1      0.0     
  SINCE MAR 1      0.7                       9.8   -9.1     13.5     
  SINCE JUL 1     15.8                      43.9  -28.1     27.4     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       16                         9      7       16       
  MONTH TO DATE  154                       125     29      135       
  SINCE MAR 1   1473                      1464      9     1329       
  SINCE JUL 1   4856                      5506   -650     5135       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    1                         0      1        0       
  SINCE MAR 1      1                         3     -2        8       
  SINCE JAN 1      1                         3     -2        8       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (280)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (270)      
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED    15.7                                         

                                                                     
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    76          1200 AM                                     
 LOWEST     26           400 PM                                     
 AVERAGE    51                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   65        87      1947                    
 MINIMUM TEMPERATURE (F)   49        38      1882                    
                                             1878                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 13 2020...........SUNRISE   524 AM EDT   SUNSET   757 PM EDT   
MAY 14 2020...........SUNRISE   523 AM EDT   SUNSET   758 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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