152  
CDUS41 KBOX 190600  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1250 AM EST MON NOV 19 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 18 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 41 1057 PM 73 1953 51 -10 52  
MINIMUM 38 848 AM 14 1936 37 1 30  
AVERAGE 40 44 -4 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.09 1878 0.13 -0.13 0.09  
MONTH TO DATE 6.58 2.36 4.22 0.68  
SINCE SEP 1 15.48 9.74 5.74 8.55  
SINCE JAN 1 47.92 38.36 9.56 39.84  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.2 1980 0.0 0.0 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 25 21 4 24  
MONTH TO DATE 320 332 -12 364  
SINCE SEP 1 693 766 -73 546  
SINCE JUL 1 693 779 -86 558  
 
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 2 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 6.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 600 PM  
LOWEST 45 900 PM  
AVERAGE 58  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 75 1941  
MINIMUM TEMPERATURE (F) 37 14 1936  
 
 
SUNRISE AND SUNSET  
NOVEMBER 19 2018......SUNRISE 640 AM EST SUNSET 419 PM EST  
NOVEMBER 20 2018......SUNRISE 641 AM EST SUNSET 418 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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