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CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
307 AM EDT SUN OCT 31 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 30 2021...

CLIMATE NORMAL PERIOD 1991 TO 2020
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         59    159 PM  78    1918  57      2       44       
  MINIMUM         52    259 AM  28    1928  43      9       30       
  AVERAGE         56                        50      6       37     

PRECIPITATION (IN)                                                    
  YESTERDAY        1.02          1.68 1917   0.12   0.90     0.26     
  MONTH TO DATE    4.69                      3.90   0.79     4.98     
  SINCE SEP 1     12.16                      7.46   4.70     5.95     
  SINCE JAN 1     48.12                     35.50  12.62    27.67     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           4.3  2020   0.0    0.0      4.3      
  MONTH TO DATE    0.0                       0.2   -0.2      4.3      
  SINCE SEP 1      0.0                       0.2   -0.2      4.3      
  SINCE JUL 1      0.0                       0.2   -0.2      4.3      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        9                        15     -6       28        
  MONTH TO DATE  159                       310   -151      285        
  SINCE SEP 1    171                       381   -210      355        
  SINCE JUL 1    180                       390   -210      357        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE   14                         6      8        3        
  SINCE SEP 1    170                        97     73       97        
  SINCE JAN 1   1146                       797    349      924        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION   E (90)        
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     E (80)        
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION     E (90)        
  AVERAGE WIND SPEED    14.9                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 1.0                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1000 AM                                      
 LOWEST     71          1200 AM                                      
 AVERAGE    86                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   57        81      1946                      
 MINIMUM TEMPERATURE (F)   43        27      1887                      
                                             1904                     


SUNRISE AND SUNSET                                                    
OCTOBER 31 2021.......SUNRISE   716 AM EDT   SUNSET   538 PM EDT     
NOVEMBER  1 2021......SUNRISE   718 AM EDT   SUNSET   537 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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