AFOS product CLIBOS
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download Bulk Download
967 
CDUS41 KBOX 210646
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
245 AM EDT SAT SEP 21 2019


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 20 2019...

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)                                                     
 YESTERDAY                                                           
  MAXIMUM         79   1253 PM  97    1983  71      8       66       
  MINIMUM         52    620 AM  42    1979  56     -4       60       
                                      1964                          
                                      1929                          
  AVERAGE         66                        64      2       63      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.00          2.82 1899   0.12  -0.12      T      
  MONTH TO DATE    1.75                      2.19  -0.44     3.17    
  SINCE SEP 1      1.75                      2.19  -0.44     3.17    
  SINCE JAN 1     36.08                     30.81   5.27    35.61    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2018   0.0    0.0      0.0                        
  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        0                         3     -3        2       
  MONTH TO DATE   20                        35    -15        6       
  SINCE SEP 1     20                        35    -15        6       
  SINCE JUL 1     20                        48    -28        6       
                                                                     
 COOLING                                                             
  YESTERDAY        1                         2     -1        0       
  MONTH TO DATE   64                        68     -4      139       
  SINCE SEP 1     64                        68     -4      139       
  SINCE JAN 1    942                       727    215     1096       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   2   RESULTANT WIND DIRECTION   W (250)      
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     W (290)      
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (280)      
  AVERAGE WIND SPEED     6.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.2                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  NO SIGNIFICANT WEATHER WAS OBSERVED.                               

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    77          1200 AM                                     
 LOWEST     29          1200 PM                                     
 AVERAGE    53                                                       

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

                                                                     
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 2019.....SUNRISE   630 AM EDT   SUNSET   644 PM EDT   
SEPTEMBER 22 2019.....SUNRISE   631 AM EDT   SUNSET   642 PM EDT   

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




$$