838  
CDUS41 KBOX 130604  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
102 AM EST WED FEB 13 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR FEBRUARY 12 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 38 1159 PM 58 1999 38 0 48  
1984  
MINIMUM 19 730 AM -11 1914 24 -5 33  
AVERAGE 29 31 -2 41  
 
PRECIPITATION (IN)  
YESTERDAY 0.91 4.45 1886 0.11 0.80 0.00  
MONTH TO DATE 1.56 1.31 0.25 2.44  
SINCE DEC 1 7.90 8.45 -0.55 9.85  
SINCE JAN 1 5.18 4.67 0.51 7.36  
 
SNOWFALL (IN)  
YESTERDAY 2.4 17.5 2006 0.4 2.0 0.0  
MONTH TO DATE 2.4 4.6 -2.2 2.2  
SINCE DEC 1 4.6 26.5 -21.9 29.2  
SINCE JUL 1 4.7 27.8 -23.1 29.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 34 2 24  
MONTH TO DATE 358 415 -57 387  
SINCE DEC 1 2266 2470 -204 2563  
SINCE JUL 1 3290 3525 -235 3390  
 
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 NE (40)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 14.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
LT FREEZING RAIN  
SNOW  
LIGHT SNOW  
SLEET  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 400 PM  
LOWEST 26 1200 AM  
AVERAGE 59  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 66 1951  
MINIMUM TEMPERATURE (F) 24 -4 2016  
 
 
SUNRISE AND SUNSET  
FEBRUARY 13 2019......SUNRISE 644 AM EST SUNSET 514 PM EST  
FEBRUARY 14 2019......SUNRISE 642 AM EST SUNSET 515 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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