AFOS product CLIBOS
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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1237 AM EST SAT DEC 04 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 3 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         45   1253 AM  69    2009  46     -1       50       
  MINIMUM         33   1159 PM   0    1890  33      0       33       
  AVERAGE         39                        39      0       42     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.82 1986   0.15  -0.15     0.00     
  MONTH TO DATE    0.02                      0.43  -0.41     0.41     
  SINCE DEC 1      0.02                      0.43  -0.41     0.41     
  SINCE JAN 1     49.90                     39.72  10.18    32.28     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.8  2019   0.2   -0.2      0.0      
  MONTH TO DATE    0.0                       0.5   -0.5      0.0      
  SINCE DEC 1      0.0                       0.5   -0.5      0.0      
  SINCE JUL 1      T                         1.4   -1.4      4.3      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       26                        26      0       23        
  MONTH TO DATE   43                        77    -34       61        
  SINCE DEC 1     43                        77    -34       61        
  SINCE JUL 1    831                      1091   -260      948        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1   1146                       800    346      924        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (280)       
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (270)       
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     W (270)       
  AVERAGE WIND SPEED    16.1                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.3                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76          1200 AM                                      
 LOWEST     33           500 PM                                      
 AVERAGE    55                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   46        70      1982                      
 MINIMUM TEMPERATURE (F)   32         2      1940                      


SUNRISE AND SUNSET                                                    
DECEMBER  4 2021......SUNRISE   657 AM EST   SUNSET   412 PM EST     
DECEMBER  5 2021......SUNRISE   658 AM EST   SUNSET   412 PM EST     


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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