506  
CDUS41 KBOX 180543  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1243 AM EST SUN NOV 18 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 17 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 50 1236 PM 76 1928 51 -1 44  
MINIMUM 37 213 AM 14 1924 38 -1 34  
AVERAGE 44 44 0 39  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.65 1930 0.14 -0.14 0.00  
MONTH TO DATE 6.58 2.23 4.35 0.59  
SINCE SEP 1 15.48 9.61 5.87 8.46  
SINCE JAN 1 47.92 38.23 9.69 39.75  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.4 1968 0.1 -0.1 0.0  
MONTH TO DATE 0.1 0.4 -0.3 0.0  
SINCE SEP 1 0.1 0.4 -0.3 0.0  
SINCE JUL 1 0.1 0.4 -0.3 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 21 0 26  
MONTH TO DATE 295 311 -16 340  
SINCE SEP 1 668 745 -77 522  
SINCE JUL 1 668 758 -90 534  
 
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 12 RESULTANT WIND DIRECTION W (250)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 12.8  
 
 
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 76 200 AM  
LOWEST 49 300 PM  
AVERAGE 63  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 51 73 1953  
MINIMUM TEMPERATURE (F) 37 14 1936  
 
 
SUNRISE AND SUNSET  
NOVEMBER 18 2018......SUNRISE 639 AM EST SUNSET 420 PM EST  
NOVEMBER 19 2018......SUNRISE 640 AM EST SUNSET 419 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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