521  
CDUS41 KBOX 130029  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
729 PM EST THU DEC 12 2024  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 12 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 55 1239 AM 68 1911 43 12 44  
1979  
MINIMUM 38 MM 2 1988 30 8 34  
AVERAGE 47 37 10 39  
 
PRECIPITATION (IN)  
TODAY 0.02 4.21 1992 0.14 -0.12 0.00  
MONTH TO DATE 3.63 1.74 1.89 3.23  
SINCE DEC 1 3.63 1.74 1.89 3.23  
SINCE JAN 1 43.37 41.03 2.34 46.89  
 
SNOWFALL (IN)  
TODAY MM 13.0 1960 0.3 MM 0.0  
MONTH TO DATE 0.3 2.6 -2.3 0.2  
SINCE DEC 1 0.3 2.6 -2.3 0.2  
SINCE JUL 1 0.3 3.5 -3.2 0.2  
 
DEGREE DAYS  
HEATING  
TODAY 18 28 -10 26  
MONTH TO DATE 327 322 5 282  
SINCE DEC 1 327 322 5 282  
SINCE JUL 1 1110 1336 -226 1186  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 891 800 91 860    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 48 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 19.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1200 AM  
LOWEST 36 400 PM  
AVERAGE 67  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 63 1984  
MINIMUM TEMPERATURE (F) 30 4 1890  
1893  
1898  
 
SUNRISE AND SUNSET  
DECEMBER 12 2024......SUNRISE 704 AM EST SUNSET 412 PM EST  
DECEMBER 13 2024......SUNRISE 705 AM EST SUNSET 412 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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