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CDUS41 KBOX 160606
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
206 AM EDT TUE MAY 16 2023

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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 15 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         74    458 PM  93    1900  66      8       78       
  MINIMUM         52    448 AM  36    1947  50      2       63       
  AVERAGE         63                        58      5       71     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.73 1978   0.09  -0.09     0.01     
  MONTH TO DATE    0.28                      1.53  -1.25     0.38     
  SINCE MAR 1      7.67                      9.33  -1.66     5.63     
  SINCE JAN 1     14.26                     15.93  -1.67    12.57     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0      
                                      2001                           
                                      2002                           
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE MAR 1      0.9                      10.6   -9.7      2.1      
  SINCE JUL 1     12.4                      49.2  -36.8     54.0      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        2                         8     -6        0        
  MONTH TO DATE   91                       140    -49      151        
  SINCE MAR 1   1259                      1464   -205     1315        
  SINCE JUL 1   4575                      5402   -827     4937        

 COOLING                                                              
  YESTERDAY        0                         1     -1        6        
  MONTH TO DATE   21                         7     14       17        
  SINCE MAR 1     26                        11     15       17        
  SINCE JAN 1     26                        11     15       17        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION   W (270)       
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     W (250)       
  HIGHEST GUST SPEED    34   HIGHEST GUST DIRECTION     W (270)       
  AVERAGE WIND SPEED    11.9                                        


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    43           300 AM                                      
 LOWEST     21           500 PM                                      
 AVERAGE    32                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   67        93      1932                      
 MINIMUM TEMPERATURE (F)   50        34      1936                      


SUNRISE AND SUNSET                                                    
MAY 16 2023...........SUNRISE   522 AM EDT   SUNSET   800 PM EDT     
MAY 17 2023...........SUNRISE   521 AM EDT   SUNSET   801 PM EDT     


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




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