600   
CDUS41 KBOX 211246  
CLIBOS  
  
CLIMATE REPORT   
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
746 AM EST TUE JAN 21 2025  
   
...............................  
  
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 20 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         29    101 AM  60    1951  36     -7       21         
  MINIMUM         16   1158 PM  -3    1901  22     -6       14         
                                      1946                             
  AVERAGE         23                        29     -6       18       
  
PRECIPITATION (IN)                                                      
  YESTERDAY        0.01          2.05 1978   0.10  -0.09      T         
  MONTH TO DATE    1.39                      2.26  -0.87     5.51       
  SINCE DEC 1      7.04                      6.56   0.48    11.49       
  SINCE JAN 1      1.39                      2.26  -0.87     5.51       
  
SNOWFALL (IN)                                                                
  YESTERDAY        1.2          21.0  1978   0.4    0.8      0.4        
  MONTH TO DATE    6.8                       8.9   -2.1      7.7        
  SINCE DEC 1     12.5                      17.9   -5.4      7.9        
  SINCE JUL 1     12.5                      18.8   -6.3      7.9        
  
DEGREE DAYS                                                             
 HEATING                                                                
  YESTERDAY       42                        36      6       47          
  MONTH TO DATE  698                       695      3      642          
  SINCE DEC 1   1609                      1603      6     1385          
  SINCE JUL 1   2392                      2617   -225     2289          
  
 COOLING                                                                
  YESTERDAY        0                         0      0        0          
  MONTH TO DATE    0                         0      0        0          
  SINCE DEC 1      0                         0      0        0          
  SINCE JAN 1      0                         0      0        0           
...............................................................  
  
WIND (MPH)                                                              
  RESULTANT WIND SPEED  15   RESULTANT WIND DIRECTION  NW (300)         
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     W (290)         
  HIGHEST GUST SPEED    37   HIGHEST GUST DIRECTION     W (290)         
  AVERAGE WIND SPEED    15.1                                          
  
SKY COVER                                                               
  POSSIBLE SUNSHINE  MM                                                   
  AVERAGE SKY COVER 0.5                                                   
  
WEATHER CONDITIONS                                                      
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.                           
  LIGHT SNOW                                                            
  FOG                                                                   
  HAZE                                                                  
  
RELATIVE HUMIDITY (PERCENT)  
 HIGHEST    92          1200 AM                                        
 LOWEST     40           400 PM                                        
 AVERAGE    66                                                          
   
......................................................  
  
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
                         NORMAL    RECORD    YEAR                       
 MAXIMUM TEMPERATURE (F)   36        68      1906                        
 MINIMUM TEMPERATURE (F)   22         0      1879                        
                                             1888                       
  
SUNRISE AND SUNSET                                                      
JANUARY 21 2025.......SUNRISE   707 AM EST   SUNSET   444 PM EST       
JANUARY 22 2025.......SUNRISE   706 AM EST   SUNSET   446 PM EST       
  
-  INDICATES NEGATIVE NUMBERS.  
R  INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T  INDICATES TRACE AMOUNT.  
  
  
 
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