222   
CDUS41 KBOX 170538  
CLIBOS  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1238 AM EST TUE DEC 17 2024  
   
...............................  
  
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 16 2024  
  
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         45   1159 PM  64    1971  42      3       51         
  MINIMUM         32   1223 AM   1    1876  29      3       40         
                                      1883                             
  AVERAGE         39                        36      3       46       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        T             1.81 1960   0.14  -0.14     0.00       
  MONTH TO DATE    3.63                      2.30   1.33     3.23       
  SINCE DEC 1      3.63                      2.30   1.33     3.23       
  SINCE JAN 1     43.37                     41.59   1.78    46.89       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           7.6  2007   0.3   -0.3      0.0        
  MONTH TO DATE    0.3                       3.7   -3.4      0.2        
  SINCE DEC 1      0.3                       3.7   -3.4      0.2        
  SINCE JUL 1      0.3                       4.6   -4.3      0.2        
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY       26                        29     -3       19          
  MONTH TO DATE  465                       438     27      381          
  SINCE DEC 1    465                       438     27      381          
  SINCE JUL 1   1248                      1452   -204     1285          
  
 COOLING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE DEC 1      0                         0      0        0          
  SINCE JAN 1    891                       800     91      860           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  SE (150)         
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     S (170)         
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION     S (170)         
  AVERAGE WIND SPEED     7.1                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.9                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  LIGHT RAIN                                                            
  FOG                                                                   
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    89          1000 PM                                        
 LOWEST     64          1200 AM                                        
 AVERAGE    77                                                          
   
......................................................  
  
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 2024......SUNRISE   708 AM EST   SUNSET   413 PM EST       
DECEMBER 18 2024......SUNRISE   709 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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