132  
CDUS41 KBOX 010540  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1240 AM EST SAT DEC 1 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 30 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 44 1147 AM 69 2006 47 -3 45  
MINIMUM 33 528 AM -2 1875 34 -1 30  
AVERAGE 39 40 -1 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.17 1944 0.14 -0.14 0.00  
MONTH TO DATE 9.26 3.99 5.27 1.80  
SINCE SEP 1 18.16 11.37 6.79 9.67  
SINCE JAN 1 50.60 39.99 10.61 40.96  
 
SNOWFALL (IN)  
YESTERDAY 0.0 5.3 1898 0.1 -0.1 0.0  
MONTH TO DATE 0.1 1.3 -1.2 T  
SINCE SEP 1 0.1 1.3 -1.2 T  
SINCE JUL 1 0.1 1.3 -1.2 T  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 25 1 27  
MONTH TO DATE 651 610 41 633  
SINCE SEP 1 1024 1042 -18 815  
SINCE JUL 1 1024 1055 -31 827  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 175 88 87 151  
SINCE JAN 1 1132 747 385 880    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 15 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 6.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 500 AM  
LOWEST 53 1200 PM  
AVERAGE 64  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 71 2001  
MINIMUM TEMPERATURE (F) 33 0 1875  
 
 
SUNRISE AND SUNSET  
DECEMBER 1 2018......SUNRISE 654 AM EST SUNSET 413 PM EST  
DECEMBER 2 2018......SUNRISE 655 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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