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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
225 AM EDT FRI SEP 21 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 20 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         66    238 PM  97    1983  71     -5       72       
  MINIMUM         60    459 AM  42    1979  56      4       63       
                                      1964                          
                                      1929                          
  AVERAGE         63                        64     -1       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.82 1899   0.12  -0.12     0.27    
  MONTH TO DATE    3.17                      2.19   0.98     1.99    
  SINCE SEP 1      3.17                      2.19   0.98     1.99    
  SINCE JAN 1     35.61                     30.81   4.80    33.28    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2002   0.0    0.0      0.0     
                                      2001                          
                                      2000                          
  MONTH TO DATE    0.0                       0.0    0.0      0.0     
  SINCE SEP 1      0.0                       0.0    0.0      0.0     
  SINCE JUL 1      0.0                       0.0    0.0      0.0     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        2                         3     -1        0       
  MONTH TO DATE    6                        35    -29       17       
  SINCE SEP 1      6                        35    -29       17       
  SINCE JUL 1      6                        48    -42       29       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         2     -2        3       
  MONTH TO DATE  139                        68     71       73       
  SINCE SEP 1    139                        68     71       73       
  SINCE JAN 1   1096                       727    369      802       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   9   RESULTANT WIND DIRECTION  NE (60)       
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION    NE (40)       
  AVERAGE WIND SPEED    11.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.8                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    84           300 AM                                     
 LOWEST     72           700 PM                                     
 AVERAGE    78                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   71        94      1895                    
 MINIMUM TEMPERATURE (F)   56        40      1929                    
                                             1904                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 21 2018.....SUNRISE   630 AM EDT   SUNSET   643 PM EDT   
SEPTEMBER 22 2018.....SUNRISE   631 AM EDT   SUNSET   641 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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