805  
CDUS41 KBOX 250536  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1236 AM EST TUE DEC 25 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 24 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 39 1042 PM 69 2015 39 0 39  
MINIMUM 32 536 AM 0 1943 26 6 32  
1892  
AVERAGE 36 32 4 36  
 
PRECIPITATION (IN)  
YESTERDAY T 1.33 1994 0.12 -0.12 0.00  
MONTH TO DATE 1.98 3.00 -1.02 2.04  
SINCE DEC 1 1.98 3.00 -1.02 2.04  
SINCE JAN 1 52.58 42.99 9.59 43.00  
 
SNOWFALL (IN)  
YESTERDAY T 8.4 1912 0.3 -0.3 0.0  
MONTH TO DATE 0.1 6.3 -6.2 6.2  
SINCE DEC 1 0.1 6.3 -6.2 6.2  
SINCE JUL 1 0.2 7.6 -7.4 6.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 33 -4 29  
MONTH TO DATE 657 700 -43 710  
SINCE DEC 1 657 700 -43 710  
SINCE JUL 1 1681 1755 -74 1537  
 
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 6 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 7.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 400 PM  
LOWEST 48 1000 AM  
AVERAGE 65  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 65 1889  
MINIMUM TEMPERATURE (F) 25 -8 1872  
 
 
SUNRISE AND SUNSET  
DECEMBER 25 2018......SUNRISE 712 AM EST SUNSET 417 PM EST  
DECEMBER 26 2018......SUNRISE 712 AM EST SUNSET 417 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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