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023 
CDUS41 KBOX 130324
CLIBOS

CLIMATE REPORT 
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1124 PM EDT THU MAY 12 2022

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

...THE BOSTON MA CLIMATE SUMMARY FOR MAY 11 2022...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2022


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST      
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL           
...................................................................
TEMPERATURE (F)                                                          
 YESTERDAY                                                           
  MAXIMUM         60    235 PM  91    1993  65     -5       66       
  MINIMUM         46    321 AM  33    1900  49     -3       51       
  AVERAGE         53                        57     -4       59     

PRECIPITATION (IN)                                                    
  YESTERDAY        0.00          1.42 1989   0.10  -0.10     0.00     
  MONTH TO DATE    0.37                      1.15  -0.78     1.59     
  SINCE MAR 1      5.62                      8.95  -3.33     7.92     
  SINCE JAN 1     12.56                     15.55  -2.99    12.99     

SNOWFALL (IN)                                                              
  YESTERDAY        0.0           T    1945   0.0    0.0      0.0      
  MONTH TO DATE    0.0                       0.0    0.0      0.0      
  SINCE MAR 1      2.1                      10.6   -8.5      0.2      
  SINCE JUL 1     54.0                      49.2    4.8     38.6      

DEGREE DAYS                                                           
 HEATING                                                              
  YESTERDAY       12                         8      4        6        
  MONTH TO DATE  142                       108     34      101        
  SINCE MAR 1   1306                      1432   -126     1225        
  SINCE JUL 1   4928                      5370   -442     5002        

 COOLING                                                              
  YESTERDAY        0                         1     -1        0        
  MONTH TO DATE    0                         3     -3        0        
  SINCE MAR 1      0                         7     -7        0        
  SINCE JAN 1      0                         7     -7        0        
...................................................................


WIND (MPH)                                                            
  RESULTANT WIND SPEED  10   RESULTANT WIND DIRECTION  NE (50)        
  HIGHEST WIND SPEED    22   HIGHEST WIND DIRECTION    NE (30)        
  HIGHEST GUST SPEED    26   HIGHEST GUST DIRECTION    NE (40)        
  AVERAGE WIND SPEED    11.7                                        


SKY COVER                                                             
  POSSIBLE SUNSHINE  MM                                                 
  AVERAGE SKY COVER 0.7                                                 


WEATHER CONDITIONS                                                    
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                         
  FOG                                                                 


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97          1100 PM                                      
 LOWEST     54           800 AM                                      
 AVERAGE    76                                                        

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                     
 MAXIMUM TEMPERATURE (F)   65        88      1991                      
                                             2001                     
 MINIMUM TEMPERATURE (F)   49        33      1907                      


SUNRISE AND SUNSET                                                    
MAY 12 2022...........SUNRISE   526 AM EDT   SUNSET   756 PM EDT     
MAY 13 2022...........SUNRISE   525 AM EDT   SUNSET   757 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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