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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
746 PM EST MON DEC 18 2023

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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 16 2023...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2023


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         51   1140 AM  64    1971  42      9       45       
  MINIMUM         40    949 PM   1    1876  29     11       42       
                                      1883                           
  AVERAGE         46                        36     10       44     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.81 1960   0.14  -0.14     1.28     
  MONTH TO DATE    3.23                      2.30   0.93     2.45     
  SINCE DEC 1      3.23                      2.30   0.93     2.45     
  SINCE JAN 1     46.89                     41.59   5.30    29.95     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           7.6  2007   0.3   -0.3      0.0      
  MONTH TO DATE    0.2                       3.7   -3.5      1.0      
  SINCE DEC 1      0.2                       3.7   -3.5      1.0      
  SINCE JUL 1      0.2                       4.6   -4.4      1.0      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       19                        29    -10       21        
  MONTH TO DATE  381                       438    -57      406        
  SINCE DEC 1    381                       438    -57      406        
  SINCE JUL 1   1285                      1452   -167     1203        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1    860                       800     60     1033        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   3   RESULTANT WIND DIRECTION  NE (50)        
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION     E (110)       
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SE (120)       
  AVERAGE WIND SPEED     9.9                                        


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    79           900 PM                                      
 LOWEST     50          1000 AM                                      
 AVERAGE    65                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   42        64      2000                      
 MINIMUM TEMPERATURE (F)   29        -4      1876                      
                                             1919                     


SUNRISE AND SUNSET                                                    
DECEMBER 17 2023......SUNRISE   707 AM EST   SUNSET   413 PM EST     
DECEMBER 18 2023......SUNRISE   708 AM EST   SUNSET   413 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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