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CDUS41 KBOX 200526
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1226 AM EST TUE DEC 20 2022

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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 19 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2022


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         42    134 PM  64    1899  41      1       44       
  MINIMUM         31    704 AM -10    1875  28      3       23       
  AVERAGE         37                        35      2       34     

PRECIPITATION (IN)                                                    
  YESTERDAY        T             1.35 1986   0.15  -0.15     0.38     
  MONTH TO DATE    2.60                      2.73  -0.13     1.70     
  SINCE DEC 1      2.60                      2.73  -0.13     1.70     
  SINCE JAN 1     30.10                     42.02 -11.92    51.58     

SNOWFALL (IN)                                                              
  YESTERDAY        T            10.0  1945   0.3   -0.3      0.0      
  MONTH TO DATE    1.0                       4.6   -3.6      0.4      
  SINCE DEC 1      1.0                       4.6   -3.6      0.4      
  SINCE JUL 1      1.0                       5.5   -4.5      0.4      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       28                        30     -2       31        
  MONTH TO DATE  488                       528    -40      434        
  SINCE DEC 1    488                       528    -40      434        
  SINCE JUL 1   1285                      1542   -257     1222        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1   1033                       800    233     1146        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  14   RESULTANT WIND DIRECTION   W (290)       
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION    NW (320)       
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED    14.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.4                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT SNOW                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    69           800 AM                                      
 LOWEST     43           100 PM                                      
 AVERAGE    56                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   41        63      1957                      
 MINIMUM TEMPERATURE (F)   28       -11      1875                      
                                             1942                     


SUNRISE AND SUNSET                                                    
DECEMBER 20 2022......SUNRISE   709 AM EST   SUNSET   414 PM EST     
DECEMBER 21 2022......SUNRISE   710 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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