199   
CDUS41 KBOX 190530  
CLIBOS  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
130 AM EDT SAT JUL 19 2025  
   
...............................  
  
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 18 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         82    315 PM  98    1982  83     -1       89         
  MINIMUM         65   1152 PM  54    1881  67     -2       71         
  AVERAGE         74                        74      0       80       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.00          2.52 1912   0.10  -0.10     0.20       
  MONTH TO DATE    1.91                      1.86   0.05     1.13       
  SINCE JUN 1      3.23                      5.75  -2.52     5.17       
  SINCE JAN 1     23.02                     23.40  -0.38    30.18       
  
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      0.0        
  SINCE JUN 1      0.0                       0.0    0.0      0.0        
  SINCE JUL 1      0.0                       0.0    0.0      0.0        
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE JUN 1     44                        50     -6        7          
  SINCE JUL 1      0                         0      0        0          
  
 COOLING                                                                
  YESTERDAY        9                        10     -1       15          
  MONTH TO DATE  209                       161     48      238          
  SINCE JUN 1    399                       299    100      428          
  SINCE JAN 1    428                       332     96      474           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED   6   RESULTANT WIND DIRECTION  NW (310)         
  HIGHEST WIND SPEED    25   HIGHEST WIND DIRECTION     W (270)         
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (270)         
  AVERAGE WIND SPEED     9.1                                          
  
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    73          1000 PM                                        
 LOWEST     37           300 PM                                        
 AVERAGE    55                                                          
   
......................................................  
  
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   83        99      2013                        
 MINIMUM TEMPERATURE (F)   67        54      1875                        
                                             1881                       
  
SUNRISE AND SUNSET                                                      
JULY 19 2025..........SUNRISE   524 AM EDT   SUNSET   816 PM EDT       
JULY 20 2025..........SUNRISE   525 AM EDT   SUNSET   815 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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