AFOS product CLIBOS
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CDUS41 KBOX 290540
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
140 AM EDT WED SEP 29 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 28 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         71    829 AM  90    1873  69      2       81       
                                      1881                           
  MINIMUM         58   1159 PM  37    1947  54      4       63       
  AVERAGE         65                        61      4       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.72          1.88 2004   0.13   0.59     0.05     
  MONTH TO DATE    7.47                      3.30   4.17     0.51     
  SINCE SEP 1      7.47                      3.30   4.17     0.51     
  SINCE JAN 1     43.43                     31.34  12.09    22.23     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0      
                                      2001                           
  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       T       

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        0                         5     -5        0        
  MONTH TO DATE    0                        60    -60       70        
  SINCE SEP 1      0                        60    -60       70        
  SINCE JUL 1      9                        69    -60       72        

 COOLING                                                              
  YESTERDAY        0                         1     -1        7        
  MONTH TO DATE  156                        89     67       87        
  SINCE SEP 1    156                        89     67       87        
  SINCE JAN 1   1132                       789    343      914        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION   W (250)       
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (240)       
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION    SW (230)       
  AVERAGE WIND SPEED     8.6                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.9                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           700 PM                                      
 LOWEST     61          1200 AM                                      
 AVERAGE    74                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   68        88      1952                      
 MINIMUM TEMPERATURE (F)   53        34      1914                      


SUNRISE AND SUNSET                                                    
SEPTEMBER 29 2021.....SUNRISE   639 AM EDT   SUNSET   629 PM EDT     
SEPTEMBER 30 2021.....SUNRISE   640 AM EDT   SUNSET   627 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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