AFOS product CLIBOS
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CDUS41 KBOX 150555
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
155 AM EDT FRI SEP 15 2023

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 14 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         78    257 PM  92    1915  74      4       80       
                                      1931                           
  MINIMUM         63   1159 PM  40    1884  59      4       63       
  AVERAGE         71                        66      5       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.46 1944   0.12  -0.12     0.00     
  MONTH TO DATE    1.39                      1.52  -0.13     1.12     
  SINCE SEP 1      1.39                      1.52  -0.13     1.12     
  SINCE JAN 1     37.95                     29.56   8.39    19.05     

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        0                         2     -2        0        
  MONTH TO DATE    1                        14    -13        3        
  SINCE SEP 1      1                        14    -13        3        
  SINCE JUL 1      1                        23    -22        3        

 COOLING                                                              
  YESTERDAY        6                         3      3        7        
  MONTH TO DATE  127                        61     66       59        
  SINCE SEP 1    127                        61     66       59        
  SINCE JAN 1    825                       761     64     1009        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION  NW (310)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED     9.2                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1200 AM                                      
 LOWEST     40           400 PM                                      
 AVERAGE    69                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   74        94      1915                      
 MINIMUM TEMPERATURE (F)   59        41      1913                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 15 2023.....SUNRISE   624 AM EDT   SUNSET   654 PM EDT     
SEPTEMBER 16 2023.....SUNRISE   625 AM EDT   SUNSET   652 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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