AFOS product CLIBOS
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CDUS41 KBOX 010526
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
125 AM EDT FRI MAY 1 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 30 2020...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST     
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR     
                                                  NORMAL             
..................................................................
TEMPERATURE (F)                                                     
 YESTERDAY                                                           
  MAXIMUM         50   1159 PM  86    1942  61    -11       54       
  MINIMUM         44    654 AM  31    1874  45     -1       44       
  AVERAGE         47                        53     -6       49      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        T             1.44 1921   0.12  -0.12     0.14    
  MONTH TO DATE    4.33                      3.74   0.59     6.52    
  SINCE MAR 1      7.93                      8.06  -0.13     9.47    
  SINCE JAN 1     12.62                     14.67  -2.05    16.54    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.0           0.0  2009   0.0    0.0      0.0     
                                      2008                          
                                      2007                          
  MONTH TO DATE    0.7                       1.9   -1.2       T      
  SINCE MAR 1      0.7                       9.7   -9.0     13.5     
  SINCE JUL 1     15.8                      43.8  -28.0     27.4     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       18                        12      6       16       
  MONTH TO DATE  606                       510     96      398       
  SINCE MAR 1   1319                      1339    -20     1194       
  SINCE JUL 1   4702                      5381   -679     5000       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         3     -3        8       
  SINCE MAR 1      0                         3     -3        8       
  SINCE JAN 1      0                         3     -3        8       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED  13   RESULTANT WIND DIRECTION   E (110)      
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION     E (110)      
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     E (100)      
  AVERAGE WIND SPEED    13.1                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 1.0                                              

                                                                     
WEATHER CONDITIONS                                                  
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                        
  LIGHT RAIN                                                         
  FOG                                                                

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST    93          1100 PM                                     
 LOWEST     65          1200 AM                                     
 AVERAGE    79                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   61        89      1899                    
 MINIMUM TEMPERATURE (F)   46        33      1880                    

                                                                     
SUNRISE AND SUNSET                                                   
MAY  1 2020...........SUNRISE   539 AM EDT   SUNSET   744 PM EDT   
MAY  2 2020...........SUNRISE   537 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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