AFOS product CLIBOS
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CDUS41 KBOX 190536
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA                            
133 AM EDT SUN APR 19 2020


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

...THE BOSTON MA CLIMATE SUMMARY FOR APRIL 18 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         41    541 PM  94    1976  57    -16       63       
  MINIMUM         32    525 AM  26    1887  42    -10       43       
                                      1875                          
  AVERAGE         37                        49    -12       53      
                                                                     
PRECIPITATION (IN)                                                   
  YESTERDAY        0.67          1.90 1879   0.11   0.56      T      
  MONTH TO DATE    2.96                      2.39   0.57     2.20    
  SINCE MAR 1      6.56                      6.71  -0.15     5.15    
  SINCE JAN 1     11.25                     13.32  -2.07    12.22    
                                                                     
SNOWFALL (IN)                                                        
  YESTERDAY        0.7           1.6  1965   0.1    0.6      0.0     
  MONTH TO DATE    0.7                       1.7   -1.0       T      
  SINCE MAR 1      0.7                       9.5   -8.8     13.5     
  SINCE JUL 1     15.8                      43.6  -27.8     27.4     
  SNOW DEPTH      MM                                                 
                                                                     
DEGREE DAYS                                                          
 HEATING                                                             
  YESTERDAY       28                        16     12       12       
  MONTH TO DATE  351                       342      9      278       
  SINCE MAR 1   1064                      1171   -107     1074       
  SINCE JUL 1   4447                      5213   -766     4880       
                                                                     
 COOLING                                                             
  YESTERDAY        0                         0      0        0       
  MONTH TO DATE    0                         0      0        1       
  SINCE MAR 1      0                         0      0        1       
  SINCE JAN 1      0                         0      0        1       
..................................................................


WIND (MPH)                                                           
  RESULTANT WIND SPEED   7   RESULTANT WIND DIRECTION  NE (30)       
  HIGHEST WIND SPEED    21   HIGHEST WIND DIRECTION    NE (30)       
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NE (30)       
  AVERAGE WIND SPEED    10.2                                         

                                                                     
SKY COVER                                                            
  POSSIBLE SUNSHINE  MM                                              
  AVERAGE SKY COVER 0.9                                              

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

                                                                     
RELATIVE HUMIDITY (PERCENT)                                          
 HIGHEST   100           900 AM                                     
 LOWEST     79           500 PM                                     
 AVERAGE    90                                                       

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

                                                                     
THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR                    
 MAXIMUM TEMPERATURE (F)   57        87      1914                    
 MINIMUM TEMPERATURE (F)   42        22      1875                    

                                                                     
SUNRISE AND SUNSET                                                   
APRIL 19 2020.........SUNRISE   556 AM EDT   SUNSET   731 PM EDT   
APRIL 20 2020.........SUNRISE   555 AM EDT   SUNSET   732 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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