974 
CDUS41 KBOX 192152
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
542 PM EDT SUN MAY 19 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 19 2019...
VALID TODAY AS OF 0500 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2019


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 TODAY                                                               
  MAXIMUM         73    317 PM  90    2017  67      6       55       
                                      1986                          
                                      1949                          
  MINIMUM         53    335 AM  38    1882  51      2       46       
  AVERAGE         63                        59      4       51      
                                                                     
PRECIPITATION (IN)                                                   
  TODAY            0.22          1.55 1900   0.11   0.11     0.20    
  MONTH TO DATE    2.24                      1.99   0.25     1.69    
  SINCE MAR 1     11.71                     10.05   1.66    11.38    
  SINCE JAN 1     18.78                     16.66   2.12    20.07    
                                                                     
SNOWFALL (IN)                                                        
  TODAY            0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
                                      2000                          
  MONTH TO DATE    0.0                       0.1   -0.1      0.0     
  SINCE MAR 1     13.5                       9.8    3.7     24.6     
  SINCE JUL 1     27.4                      43.9  -16.5     59.9     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  TODAY            2                         7     -5       14       
  MONTH TO DATE  199                       179     20      126       
  SINCE MAR 1   1393                      1518   -125     1562       
  SINCE JUL 1   5199                      5560   -361     5314       
                                                                     
 COOLING                                                             
  TODAY            0                         1     -1        0       
  MONTH TO DATE    0                         6     -6       34       
  SINCE MAR 1      8                         9     -1       34       
  SINCE JAN 1      8                         9     -1       34       
..................................................................


WIND (MPH)                                                           
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION    SW (210)      
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     S (200)      
  AVERAGE WIND SPEED    12.5                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED TODAY.                            
  HEAVY RAIN                                                         
  RAIN                                                               
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77          1200 AM                                     
 LOWEST     52          1000 AM                                     
 AVERAGE    65                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   67        91      1996                    
 MINIMUM TEMPERATURE (F)   51        40      1892                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY 19 2019...........SUNRISE   519 AM EDT   SUNSET   803 PM EDT   
MAY 20 2019...........SUNRISE   518 AM EDT   SUNSET   804 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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