AFOS product CLIBOS
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CDUS41 KBOX 290608
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
208 AM EDT MON SEP 29 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 28 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         84    339 PM  90    1873  69     15       68       
                                      1881                           
  MINIMUM         65    631 AM  37    1947  54     11       59       
  AVERAGE         75                        61     14       64     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          1.88 2004   0.13  -0.12     0.00     
  MONTH TO DATE    3.09                      3.30  -0.21     1.33     
  SINCE SEP 1      3.09                      3.30  -0.21     1.33     
  SINCE JAN 1     28.04                     31.34  -3.30    35.47     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0      
                                      2001                           
  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                         5     -5        1        
  MONTH TO DATE   32                        60    -28       27        
  SINCE SEP 1     32                        60    -28       27        
  SINCE JUL 1     39                        69    -30       29        

 COOLING                                                              
  YESTERDAY       10                         1      9        0        
  MONTH TO DATE   79                        89    -10       67        
  SINCE SEP 1     79                        89    -10       67        
  SINCE JAN 1    836                       789     47      877        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  SW (240)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (230)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    SW (240)       
  AVERAGE WIND SPEED     8.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           200 AM                                      
 LOWEST     41           400 PM                                      
 AVERAGE    67                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   68        88      1952                      
 MINIMUM TEMPERATURE (F)   53        34      1914                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 29 2025.....SUNRISE   639 AM EDT   SUNSET   629 PM EDT     
SEPTEMBER 30 2025.....SUNRISE   640 AM EDT   SUNSET   627 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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