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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
128 AM EDT SAT APR 10 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 9 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         59    707 PM  85    1991  53      6       48       
  MINIMUM         44    518 AM  24    1876  39      5       41       
                                      1888                           
  AVERAGE         52                        46      6       45     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.72 1935   0.14  -0.14     0.64     
  MONTH TO DATE    0.92                      1.23  -0.31     1.71     
  SINCE MAR 1      2.81                      5.55  -2.74     5.31     
  SINCE JAN 1      7.88                     12.16  -4.28    10.00     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           9.1  1917   0.1   -0.1      0.0      
  MONTH TO DATE    T                         1.0   -1.0      0.0      
  SINCE MAR 1      0.1                       8.8   -8.7       T       
  SINCE JUL 1     38.5                      42.9   -4.4     15.1      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       13                        19     -6       20        
  MONTH TO DATE  153                       186    -33      176        
  SINCE MAR 1    857                      1015   -158      889        
  SINCE JUL 1   4634                      5057   -423     4272        

 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   7   RESULTANT WIND DIRECTION  SE (120)       
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     E (110)       
  HIGHEST GUST SPEED    24   HIGHEST GUST DIRECTION     E (110)       
  AVERAGE WIND SPEED     9.2                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           600 AM                                      
 LOWEST     53           700 PM                                      
 AVERAGE    70                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   54        85      1922                      
 MINIMUM TEMPERATURE (F)   39        26      1917                      
                                             1985                     
                                             1997                     


SUNRISE AND SUNSET                                                    
APRIL 10 2021.........SUNRISE   611 AM EDT   SUNSET   720 PM EDT     
APRIL 11 2021.........SUNRISE   609 AM EDT   SUNSET   722 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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