590   
CDUS41 KBOX 010528  
CLIBOS  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
128 AM EDT THU MAY 01 2025  
   
...............................  
  
   
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 30 2025  
  
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2025  
  
WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST        
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR       
                                                  NORMAL              
...............................................................  
  
TEMPERATURE (F)                                                            
 YESTERDAY                                                             
  MAXIMUM         72    342 PM  86    1942  62     10       54         
  MINIMUM         54   1159 PM  31    1874  46      8       47         
  AVERAGE         63                        54      9       51       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          1.81 2023   0.12  -0.12     0.09       
  MONTH TO DATE    3.13                      3.63  -0.50     2.96       
  SINCE MAR 1      7.23                      7.80  -0.57    11.90       
  SINCE JAN 1     12.54                     14.40  -1.86    20.19       
  
SNOWFALL (IN)                                                                
  YESTERDAY        0.0           0.0  2007   0.0    0.0      0.0        
                                      2008                             
                                      2009                             
  MONTH TO DATE    T                         1.6   -1.6      0.1        
  SINCE MAR 1      T                        10.6  -10.6      0.1        
  SINCE JUL 1     28.1                      49.2  -21.1      9.8        
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        2                        12    -10       14          
  MONTH TO DATE  422                       496    -74      477          
  SINCE MAR 1   1119                      1324   -205     1181          
  SINCE JUL 1   4878                      5262   -384     4666          
  
 COOLING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    6                         4      2        0          
  SINCE MAR 1      6                         4      2        0          
  SINCE JAN 1      6                         4      2        0           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED  11   RESULTANT WIND DIRECTION   W (280)         
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (290)         
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION    NW (320)         
  AVERAGE WIND SPEED    14.6                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.4                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  NO SIGNIFICANT WEATHER WAS OBSERVED.                                    
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    68           500 AM                                        
 LOWEST     16           700 PM                                        
 AVERAGE    42                                                          
   
......................................................  
  
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   62        89      1899                        
 MINIMUM TEMPERATURE (F)   46        33      1880                        
  
SUNRISE AND SUNSET                                                      
MAY  1 2025...........SUNRISE   539 AM EDT   SUNSET   744 PM EDT       
MAY  2 2025...........SUNRISE   538 AM EDT   SUNSET   745 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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