315  
CDUS41 KBOX 150541  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1240 AM EST TUE JAN 15 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 14 2019
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2019  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 31 719 PM 69 1932 35 -4 23  
MINIMUM 23 721 AM -8 1914 22 1 14  
AVERAGE 27 29 -2 19  
 
PRECIPITATION (IN)  
YESTERDAY T 1.23 1874 0.11 -0.11 0.00  
MONTH TO DATE 1.08 1.54 -0.46 3.21  
SINCE DEC 1 3.80 5.32 -1.52 5.70  
SINCE JAN 1 1.08 1.54 -0.46 3.21  
 
SNOWFALL (IN)  
YESTERDAY T 7.0 2008 0.5 -0.5 0.0  
1982  
MONTH TO DATE T 6.0 -6.0 13.4  
SINCE DEC 1 0.1 15.0 -14.9 22.6  
SINCE JUL 1 0.2 16.3 -16.1 22.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 38 36 2 46  
MONTH TO DATE 442 500 -58 567  
SINCE DEC 1 1296 1439 -143 1624  
SINCE JUL 1 2320 2494 -174 2451  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (360)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION N (360)  
AVERAGE WIND SPEED 8.7  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 1200 AM  
LOWEST 46 900 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 66 1995  
MINIMUM TEMPERATURE (F) 22 -12 1957  
 
 
SUNRISE AND SUNSET  
JANUARY 15 2019.......SUNRISE 711 AM EST SUNSET 437 PM EST  
JANUARY 16 2019.......SUNRISE 710 AM EST SUNSET 438 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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