AFOS product CLIBOS
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CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
151 AM EDT FRI SEP 11 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 10 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         82    232 PM  95    1931  74      8       72       
  MINIMUM         68    434 AM  41    1883  60      8       63       
  AVERAGE         75                        67      8       68      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.25          4.71 1999   0.11   0.14     0.00    
  MONTH TO DATE    0.46                      1.04  -0.58     1.47    
  SINCE SEP 1      0.46                      1.04  -0.58     1.47    
  SINCE JAN 1     22.18                     29.66  -7.48    35.80    
                                                                     
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      T                         0.0    0.0      0.0     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY        0                         1     -1        0       
  MONTH TO DATE    0                        10    -10        1       
  SINCE SEP 1      0                        10    -10        1       
  SINCE JUL 1      2                        23    -21        1       
                                                                     
 COOLING                                                             
  YESTERDAY       10                         3      7        3       
  MONTH TO DATE   60                        43     17       34       
  SINCE SEP 1     60                        43     17       34       
  SINCE JAN 1    887                       702    185      912       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   S (190)      
  HIGHEST WIND SPEED    16   HIGHEST WIND DIRECTION    SW (220)      
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (220)      
  AVERAGE WIND SPEED     7.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    97           300 AM                                     
 LOWEST     69           200 PM                                     
 AVERAGE    83                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   74        99      1983                    
 MINIMUM TEMPERATURE (F)   59        40      1917                    

                                                                     
SUNRISE AND SUNSET                                                   
SEPTEMBER 11 2020.....SUNRISE   620 AM EDT   SUNSET   700 PM EDT   
SEPTEMBER 12 2020.....SUNRISE   621 AM EDT   SUNSET   658 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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