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CDUS41 KBOX 150543
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
143 AM EDT THU JUL 15 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR JULY 14 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
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         78   1118 PM 100    1995  82     -4       76       
  MINIMUM         66    409 AM  55    1937  66      0       66       
                                      1999                           
  AVERAGE         72                        74     -2       71     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             2.05 1960   0.11  -0.11     0.62     
  MONTH TO DATE    8.90                      1.44   7.46     0.88     
  SINCE JUN 1     11.47                      5.33   6.14     3.54     
  SINCE JAN 1     27.79                     22.98   4.81    18.37     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0      
                                      2001                           
                                      2002                           
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE JUN 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    9                         0      9        0        
  SINCE JUN 1     12                        50    -38       38        
  SINCE JUL 1      9                         0      9        0        

 COOLING                                                              
  YESTERDAY        7                         9     -2        6        
  MONTH TO DATE   80                       121    -41      116        
  SINCE JUN 1    370                       259    111      290        
  SINCE JAN 1    434                       292    142      324        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION   E (80)        
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     E (80)        
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION     E (90)        
  AVERAGE WIND SPEED     4.6                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.9                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        
  HAZE                                                                


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           700 PM                                      
 LOWEST     79           900 AM                                      
 AVERAGE    86                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   82        98      1984                      
                                             1995                     
 MINIMUM TEMPERATURE (F)   66        54      1929                      


SUNRISE AND SUNSET                                                    
JULY 15 2021..........SUNRISE   521 AM EDT   SUNSET   819 PM EDT     
JULY 16 2021..........SUNRISE   522 AM EDT   SUNSET   818 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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