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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EST THU FEB 18 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR FEBRUARY 17 2021...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2021


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         32   1205 AM  61    1981  39     -7       49       
  MINIMUM         23    808 AM -11    1896  25     -2       31       
  AVERAGE         28                        32     -4       40     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.60 1952   0.12  -0.12     0.00     
  MONTH TO DATE    2.18                      1.90   0.28     1.69     
  SINCE DEC 1      8.87                      9.04  -0.17     9.15     
  SINCE JAN 1      4.20                      5.26  -1.06     3.08     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0          23.6  2003   0.4   -0.4      0.0      
  MONTH TO DATE    9.6                       6.6    3.0      0.5      
  SINCE DEC 1     28.4                      28.5   -0.1     15.1      
  SINCE JUL 1     32.7                      29.8    2.9     15.1      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       37                        33      4       25        
  MONTH TO DATE  611                       581     30      471        
  SINCE DEC 1   2550                      2636    -86     2148        
  SINCE JUL 1   3437                      3691   -254     3070        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        0        
  SINCE DEC 1      0                         0      0        0        
  SINCE JAN 1      0                         0      0        0        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION  NW (300)       
  HIGHEST WIND SPEED    26   HIGHEST WIND DIRECTION     W (280)       
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (290)       
  AVERAGE WIND SPEED    12.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.4                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    58           300 AM                                      
 LOWEST     34           300 PM                                      
 AVERAGE    46                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   39        66      1981                      
 MINIMUM TEMPERATURE (F)   25        -4      1958                      


SUNRISE AND SUNSET                                                    
FEBRUARY 18 2021......SUNRISE   636 AM EST   SUNSET   521 PM EST     
FEBRUARY 19 2021......SUNRISE   635 AM EST   SUNSET   522 PM EST     


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




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