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CDUS41 KBOX 090515
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
115 AM EDT TUE SEP 09 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 8 2025...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         68        MM  96    2015  76     -8       71        
  MINIMUM         55        MM  48    1903  61     -6       57        
                                      1978                           
  AVERAGE         62                        68     -6       64     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.65 2004   0.10  -0.10     0.00     
  MONTH TO DATE    1.43                      0.84   0.59      T       
  SINCE SEP 1      1.43                      0.84   0.59      T       
  SINCE JAN 1     26.38                     28.88  -2.50    34.14     

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 SEP 1      0.0                       0.0    0.0      0.0      
  SINCE JUL 1      0.0                       0.0    0.0      0.0      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        3                         1      2        1        
  MONTH TO DATE    4                         6     -2        1        
  SINCE SEP 1      4                         6     -2        1        
  SINCE JUL 1     11                        15     -4        3        

 COOLING                                                              
  YESTERDAY        0                         4     -4        0        
  MONTH TO DATE   32                        40     -8       25        
  SINCE SEP 1     32                        40     -8       25        
  SINCE JAN 1    789                       740     49      835        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   W (280)       
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     W (290)       
  HIGHEST GUST SPEED    MM   HIGHEST GUST DIRECTION    MM            
  AVERAGE WIND SPEED     7.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    83           900 PM                                      
 LOWEST     49          1100 AM                                      
 AVERAGE    66                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   76        93      2015                      
                                             2016                     
 MINIMUM TEMPERATURE (F)   61        45      1938                      


SUNRISE AND SUNSET                                                    
SEPTEMBER  9 2025.....SUNRISE   618 AM EDT   SUNSET   704 PM EDT     
SEPTEMBER 10 2025.....SUNRISE   619 AM EDT   SUNSET   702 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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