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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
134 AM EDT THU SEP 30 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 29 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         66    111 PM  88    1952  68     -2       79       
  MINIMUM         52    601 AM  34    1914  53     -1       62       
  AVERAGE         59                        61     -2       71     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             2.83 1907   0.13  -0.13      T       
  MONTH TO DATE    7.47                      3.43   4.04     0.51     
  SINCE SEP 1      7.47                      3.43   4.04     0.51     
  SINCE JAN 1     43.43                     31.47  11.96    22.23     

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       T       

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        6                         5      1        0        
  MONTH TO DATE    6                        65    -59       70        
  SINCE SEP 1      6                        65    -59       70        
  SINCE JUL 1     15                        74    -59       72        

 COOLING                                                              
  YESTERDAY        0                         1     -1        6        
  MONTH TO DATE  156                        90     66       93        
  SINCE SEP 1    156                        90     66       93        
  SINCE JAN 1   1132                       790    342      920        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   5   RESULTANT WIND DIRECTION   N (340)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED     9.1                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    74           600 AM                                      
 LOWEST     48          1100 AM                                      
 AVERAGE    61                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   68        87      1986                      
 MINIMUM TEMPERATURE (F)   53        36      1888                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 30 2021.....SUNRISE   640 AM EDT   SUNSET   627 PM EDT     
OCTOBER  1 2021.......SUNRISE   641 AM EDT   SUNSET   625 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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