AFOS product CLIBOS
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CDUS41 KBOX 150531
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
131 AM EDT MON SEP 15 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 14 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         75   1156 AM  92    1915  74      1       76       
                                      1931                           
  MINIMUM         59    549 AM  40    1884  59      0       63       
  AVERAGE         67                        66      1       70     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          2.46 1944   0.12  -0.12     0.00     
  MONTH TO DATE    1.43                      1.52  -0.09      T       
  SINCE SEP 1      1.43                      1.52  -0.09      T       
  SINCE JAN 1     26.38                     29.56  -3.18    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        0                         2     -2        0        
  MONTH TO DATE   14                        14      0        1        
  SINCE SEP 1     14                        14      0        1        
  SINCE JUL 1     21                        23     -2        3        

 COOLING                                                              
  YESTERDAY        2                         3     -1        5        
  MONTH TO DATE   34                        61    -27       50        
  SINCE SEP 1     34                        61    -27       50        
  SINCE JAN 1    791                       761     30      860        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION  SE (150)       
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (130)       
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     E (80)        
  AVERAGE WIND SPEED     5.2                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.5                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           400 AM                                      
 LOWEST     55          1000 AM                                      
 AVERAGE    74                                                        

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


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 2025.....SUNRISE   624 AM EDT   SUNSET   653 PM EDT     
SEPTEMBER 16 2025.....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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