AFOS product CLIBOS
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CDUS41 KBOX 070533
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
133 AM EDT FRI MAY 07 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 6 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         67    427 PM  90    1930  64      3       51       
  MINIMUM         50   1219 AM  33    1891  48      2       41       
  AVERAGE         59                        56      3       46     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.00 1998   0.11  -0.11     0.01     
  MONTH TO DATE    1.25                      0.66   0.59     0.81     
  SINCE MAR 1      7.58                      8.46  -0.88     8.74     
  SINCE JAN 1     12.65                     15.06  -2.41    13.43     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1917   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE MAR 1      0.2                      10.6  -10.4      0.7      
  SINCE JUL 1     38.6                      49.2  -10.6     15.8      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY        6                        10     -4       19        
  MONTH TO DATE   53                        63    -10       56        
  SINCE MAR 1   1177                      1387   -210     1375        
  SINCE JUL 1   4954                      5325   -371     4758        

 COOLING                                                              
  YESTERDAY        0                         0      0        0        
  MONTH TO DATE    0                         0      0        1        
  SINCE MAR 1      0                         4     -4        1        
  SINCE JAN 1      0                         4     -4        1        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NW (310)       
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    NW (300)       
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    NW (320)       
  AVERAGE WIND SPEED    10.8                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.6                                                 


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86          1200 AM                                      
 LOWEST     24           600 PM                                      
 AVERAGE    55                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   64        95      1930                      
 MINIMUM TEMPERATURE (F)   48        37      1967                      
                                             1992                     


SUNRISE AND SUNSET                                                    
MAY  7 2021...........SUNRISE   531 AM EDT   SUNSET   751 PM EDT     
MAY  8 2021...........SUNRISE   530 AM EDT   SUNSET   752 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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