309 
CDUS41 KBOX 260526
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT FRI SEP 26 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 25 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         72   1159 PM  89    1926  70      2       64       
  MINIMUM         63    557 AM  38    1950  55      8       60       
  AVERAGE         68                        62      6       62     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.42          2.90 1961   0.13   1.29      T       
  MONTH TO DATE    3.08                      2.92   0.16     0.97     
  SINCE SEP 1      3.08                      2.92   0.16     0.97     
  SINCE JAN 1     28.03                     30.96  -2.93    35.11     

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                         4     -4        3        
  MONTH TO DATE   32                        46    -14       26        
  SINCE SEP 1     32                        46    -14       26        
  SINCE JUL 1     39                        55    -16       28        

 COOLING                                                              
  YESTERDAY        3                         2      1        0        
  MONTH TO DATE   53                        86    -33       61        
  SINCE SEP 1     53                        86    -33       61        
  SINCE JAN 1    810                       786     24      871        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SE (150)       
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (210)       
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     S (190)       
  AVERAGE WIND SPEED     9.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 1.0                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  HEAVY RAIN                                                          
  RAIN                                                                
  LIGHT RAIN                                                          
  FOG                                                                 
  FOG W/VISIBILITY <= 1/4 MILE                                        


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM                                      
 LOWEST     87           900 PM                                      
 AVERAGE    94                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   69        95      1881                      
 MINIMUM TEMPERATURE (F)   55        34      1879                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 26 2025.....SUNRISE   636 AM EDT   SUNSET   634 PM EDT     
SEPTEMBER 27 2025.....SUNRISE   637 AM EDT   SUNSET   632 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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