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CDUS41 KBOX 281458
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1058 AM EDT FRI MAY 28 2021

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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 27 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         83    338 PM  96    1880  70     13       83       
  MINIMUM         62   1159 PM  39    1915  53      9       60       
  AVERAGE         73                        62     11       72     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.01          1.48 1961   0.11  -0.10     0.00     
  MONTH TO DATE    1.89                      2.80  -0.91     2.12     
  SINCE MAR 1      8.22                     10.60  -2.38    10.05     
  SINCE JAN 1     13.29                     17.20  -3.91    14.74     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0      
                                      2001                           
                                      2002                           
  MONTH TO DATE    0.0                       0.0    0.0       T       
  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        0                         5     -5        0        
  MONTH TO DATE  118                       214    -96      277        
  SINCE MAR 1   1242                      1538   -296     1596        
  SINCE JUL 1   5019                      5476   -457     4979        

 COOLING                                                              
  YESTERDAY        8                         2      6        7        
  MONTH TO DATE   64                        21     43       11        
  SINCE MAR 1     64                        25     39       11        
  SINCE JAN 1     64                        25     39       11        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED   8   RESULTANT WIND DIRECTION   W (290)       
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION     N (360)       
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NW (300)       
  AVERAGE WIND SPEED    12.1                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  LIGHT RAIN                                                          


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    84          1200 AM                                      
 LOWEST     33           100 PM                                      
 AVERAGE    59                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   70        92      1931                      
                                             2016                     
 MINIMUM TEMPERATURE (F)   54        43      1902                      
                                             1917                     


SUNRISE AND SUNSET                                                    
MAY 28 2021...........SUNRISE   512 AM EDT   SUNSET   811 PM EDT     
MAY 29 2021...........SUNRISE   511 AM EDT   SUNSET   812 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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