AFOS product CLIBOS
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CDUS41 KBOX 220640
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
140 AM EST FRI DEC 22 2023

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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 21 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         36    156 PM  65    2018  41     -5       39       
  MINIMUM         24   1159 PM  -5    1942  28     -4       27       
  AVERAGE         30                        34     -4       33     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.91 1946   0.15  -0.15     0.00     
  MONTH TO DATE    5.28                      3.01   2.27     2.60     
  SINCE DEC 1      5.28                      3.01   2.27     2.60     
  SINCE JAN 1     48.94                     42.30   6.64    30.10     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          10.1  1975   0.4   -0.4      0.0      
  MONTH TO DATE    0.2                       5.3   -5.1      1.0      
  SINCE DEC 1      0.2                       5.3   -5.1      1.0      
  SINCE JUL 1      0.2                       6.2   -6.0      1.0      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       35                        31      4       32        
  MONTH TO DATE  495                       589    -94      549        
  SINCE DEC 1    495                       589    -94      549        
  SINCE JUL 1   1399                      1603   -204     1346        

 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  12   RESULTANT WIND DIRECTION  NW (330)       
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NW (330)       
  HIGHEST GUST SPEED    27   HIGHEST GUST DIRECTION     N (350)       
  AVERAGE WIND SPEED    11.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.1                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    75           100 AM                                      
 LOWEST     33           300 PM                                      
 AVERAGE    54                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   41        62      1990                      
 MINIMUM TEMPERATURE (F)   28         1      1879                      
                                             1883                     


SUNRISE AND SUNSET                                                    
DECEMBER 22 2023......SUNRISE   710 AM EST   SUNSET   415 PM EST     
DECEMBER 23 2023......SUNRISE   711 AM EST   SUNSET   415 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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