222 
CDUS41 KBOX 210558
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
147 AM EDT TUE APR 21 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 20 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         51   1256 AM  89    1976  57     -6       74       
                                      1941                          
                                      1927                          
  MINIMUM         38   1142 PM  21    1897  42     -4       59       
  AVERAGE         45                        50     -5       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          0.87 1874   0.11  -0.11     0.17    
  MONTH TO DATE    2.96                      2.61   0.35     2.39    
  SINCE MAR 1      6.56                      6.93  -0.37     5.34    
  SINCE JAN 1     11.25                     13.54  -2.29    12.41    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           1.0  1904   0.1   -0.1      0.0     
  MONTH TO DATE    0.7                       1.8   -1.1       T      
  SINCE MAR 1      0.7                       9.6   -8.9     13.5     
  SINCE JUL 1     15.8                      43.7  -27.9     27.4     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       20                        15      5        0       
  MONTH TO DATE  387                       373     14      278       
  SINCE MAR 1   1100                      1202   -102     1074       
  SINCE JUL 1   4483                      5244   -761     4880       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        2       
  MONTH TO DATE    0                         0      0        8       
  SINCE MAR 1      0                         0      0        8       
  SINCE JAN 1      0                         0      0        8       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   N (20)       
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (80)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     E (90)       
  AVERAGE WIND SPEED     9.4                                         

                                                                     
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    66           500 AM                                     
 LOWEST     39          1200 PM                                     
 AVERAGE    53                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   58        88      1957                    
 MINIMUM TEMPERATURE (F)   42        21      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 21 2020.........SUNRISE   553 AM EDT   SUNSET   733 PM EDT   
APRIL 22 2020.........SUNRISE   552 AM EDT   SUNSET   734 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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