AFOS product CLIBOS
Dates interpreted at 00:00 UTC
Download date range (UTC midnight)
Bulk Download
835 
CDUS41 KBOX 180948
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
538 AM EDT TUE SEP 18 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 17 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         85    138 PM  91    1915  72     13       73       
  MINIMUM         67    123 AM  44    2013  57     10       61       
  AVERAGE         76                        65     11       67      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             2.77 1995   0.11  -0.11     0.00    
  MONTH TO DATE    2.02                      1.83   0.19     1.68    
  SINCE SEP 1      2.02                      1.83   0.19     1.68    
  SINCE JAN 1     34.46                     30.45   4.01    32.97    
                                                                     
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        0                         3     -3        0       
  MONTH TO DATE    4                        26    -22       17       
  SINCE SEP 1      4                        26    -22       17       
  SINCE JUL 1      4                        39    -35       29       
                                                                     
 COOLING                                                             
  YESTERDAY       11                         2      9        2       
  MONTH TO DATE  129                        62     67       69       
  SINCE SEP 1    129                        62     67       69       
  SINCE JAN 1   1086                       721    365      798       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  SW (220)      
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (240)      
  AVERAGE WIND SPEED    10.6                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.7                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93           200 AM                                     
 LOWEST     47           200 PM                                     
 AVERAGE    70                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   72        90      1955                    
                                             1906                    
                                             1891                    
 MINIMUM TEMPERATURE (F)   57        43      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 18 2018.....SUNRISE   627 AM EDT   SUNSET   649 PM EDT   
SEPTEMBER 19 2018.....SUNRISE   628 AM EDT   SUNSET   647 PM EDT   

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




$$