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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
129 AM EDT TUE SEP 23 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 22 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         69    538 PM  94    1895  71     -2       66       
  MINIMUM         54    607 AM  35    1904  56     -2       57       
  AVERAGE         62                        64     -2       62     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.88 1998   0.13  -0.13     0.01     
  MONTH TO DATE    1.55                      2.54  -0.99     0.97     
  SINCE SEP 1      1.55                      2.54  -0.99     0.97     
  SINCE JAN 1     26.50                     30.58  -4.08    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        3                         3      0        3        
  MONTH TO DATE   32                        34     -2       13        
  SINCE SEP 1     32                        34     -2       13        
  SINCE JUL 1     39                        43     -4       15        

 COOLING                                                              
  YESTERDAY        0                         2     -2        0        
  MONTH TO DATE   45                        80    -35       61        
  SINCE SEP 1     45                        80    -35       61        
  SINCE JAN 1    802                       780     22      871        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  SE (150)       
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (110)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     E (90)        
  AVERAGE WIND SPEED     7.5                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           500 AM                                      
 LOWEST     63           600 PM                                      
 AVERAGE    75                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   71        96      1895                      
 MINIMUM TEMPERATURE (F)   56        35      1875                      
                                             1904                     


SUNRISE AND SUNSET                                                    
SEPTEMBER 23 2025.....SUNRISE   633 AM EDT   SUNSET   639 PM EDT     
SEPTEMBER 24 2025.....SUNRISE   634 AM EDT   SUNSET   637 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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