280  
CDUS41 KBOX 130544  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
133 AM EDT SAT OCT 13 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 12 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 63 423 PM 90 1954 63 0 58  
MINIMUM 51 1159 PM 31 1876 48 3 48  
AVERAGE 57 55 2 53  
 
PRECIPITATION (IN)  
YESTERDAY 0.09 2.93 1878 0.12 -0.03 T  
MONTH TO DATE 1.35 1.53 -0.18 0.39  
SINCE SEP 1 6.47 4.97 1.50 4.12  
SINCE JAN 1 38.91 33.59 5.32 35.41  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2009 0.0 0.0 0.0  
2008  
2007  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 8 10 -2 12  
MONTH TO DATE 39 101 -62 35  
SINCE SEP 1 68 185 -117 72  
SINCE JUL 1 68 198 -130 84  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 22 6 16 34  
SINCE SEP 1 175 87 88 145  
SINCE JAN 1 1132 746 386 874    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 33 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 11.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 48 400 PM  
AVERAGE 71  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 87 1930  
MINIMUM TEMPERATURE (F) 47 30 1875  
 
 
SUNRISE AND SUNSET  
OCTOBER 13 2018.......SUNRISE 655 AM EDT SUNSET 605 PM EDT  
OCTOBER 14 2018.......SUNRISE 656 AM EDT SUNSET 604 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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