548  
CDUS41 KBOX 280533  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1233 AM EST FRI DEC 28 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 27 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 38 141 PM 61 1949 38 0 20  
MINIMUM 30 758 AM 0 1914 25 5 12  
AVERAGE 34 31 3 16  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.32 1894 0.11 -0.11 0.00  
MONTH TO DATE 1.98 3.35 -1.37 2.48  
SINCE DEC 1 1.98 3.35 -1.37 2.48  
SINCE JAN 1 52.58 43.34 9.24 43.44  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.3 2010 0.4 -0.4 0.0  
MONTH TO DATE 0.1 7.4 -7.3 9.1  
SINCE DEC 1 0.1 7.4 -7.3 9.1  
SINCE JUL 1 0.2 8.7 -8.5 9.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 31 34 -3 49  
MONTH TO DATE 751 800 -49 835  
SINCE DEC 1 751 800 -49 835  
SINCE JUL 1 1775 1855 -80 1662  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1132 747 385 880    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 9.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 61 1000 PM  
LOWEST 29 100 PM  
AVERAGE 45  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 63 1982  
MINIMUM TEMPERATURE (F) 24 -2 1872  
 
 
SUNRISE AND SUNSET  
DECEMBER 28 2018......SUNRISE 713 AM EST SUNSET 419 PM EST  
DECEMBER 29 2018......SUNRISE 713 AM EST SUNSET 420 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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