426  
CDUS41 KBOX 090539  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
129 AM EDT TUE OCT 9 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 8 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 60 252 AM 88 1879 64 -4 75  
MINIMUM 55 421 PM 35 1964 49 6 68  
AVERAGE 58 57 1 72  
 
PRECIPITATION (IN)  
YESTERDAY T 2.00 1891 0.12 -0.12 0.11  
MONTH TO DATE 0.66 1.02 -0.36 0.11  
SINCE SEP 1 5.78 4.46 1.32 3.84  
SINCE JAN 1 38.22 33.08 5.14 35.13  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 2001 0.0 0.0 0.0  
1988  
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 7 9 -2 0  
MONTH TO DATE 31 63 -32 21  
SINCE SEP 1 60 147 -87 58  
SINCE JUL 1 60 160 -100 70  
 
COOLING  
YESTERDAY 0 0 0 7  
MONTH TO DATE 6 6 0 21  
SINCE SEP 1 159 87 72 132  
SINCE JAN 1 1116 746 370 861    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NE (50)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (50)  
AVERAGE WIND SPEED 9.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 PM  
LOWEST 72 1000 AM  
AVERAGE 83  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 64 87 2011  
MINIMUM TEMPERATURE (F) 49 32 1873  
 
 
SUNRISE AND SUNSET  
OCTOBER 9 2018.......SUNRISE 650 AM EDT SUNSET 612 PM EDT  
OCTOBER 10 2018.......SUNRISE 651 AM EDT SUNSET 610 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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