373  
CDUS41 KBOX 112121  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
520 PM EDT THU OCT 11 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 11 2018
 
 
VALID AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 72 1238 AM 82 1955 63 9 68  
MINIMUM 59 359 PM 32 1979 48 11 57  
1881  
AVERAGE 66 56 10 63  
 
PRECIPITATION (IN)  
TODAY 0.41 0.85 2006 0.13 0.28 0.01  
MONTH TO DATE 1.07 1.41 -0.34 0.39  
SINCE SEP 1 6.19 4.85 1.34 4.12  
SINCE JAN 1 38.63 33.47 5.16 35.41  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 10 -10 2  
MONTH TO DATE 31 91 -60 23  
SINCE SEP 1 60 175 -115 60  
SINCE JUL 1 60 188 -128 72  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 23 6 17 34  
SINCE SEP 1 176 87 89 145  
SINCE JAN 1 1133 746 387 874    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 700 AM  
LOWEST 84 1200 AM  
AVERAGE 92  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 90 1954  
MINIMUM TEMPERATURE (F) 48 31 1876  
 
 
SUNRISE AND SUNSET  
OCTOBER 11 2018.......SUNRISE 652 AM EDT SUNSET 609 PM EDT  
OCTOBER 12 2018.......SUNRISE 653 AM EDT SUNSET 607 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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