205  
CDUS41 KBOX 170556  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1245 AM EST SUN FEB 17 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR FEBRUARY 16 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 49 1211 AM 60 1910 39 10 54  
1882  
MINIMUM 31 1159 PM -9 1943 25 6 34  
AVERAGE 40 32 8 44  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.64 1958 0.12 -0.12 0.02  
MONTH TO DATE 1.94 1.78 0.16 2.46  
SINCE DEC 1 8.28 8.92 -0.64 9.87  
SINCE JAN 1 5.56 5.14 0.42 7.38  
 
SNOWFALL (IN)  
YESTERDAY 0.0 19.3 1958 0.4 -0.4 0.0  
MONTH TO DATE 2.5 6.2 -3.7 2.2  
SINCE DEC 1 4.7 28.1 -23.4 29.2  
SINCE JUL 1 4.8 29.4 -24.6 29.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 33 -8 21  
MONTH TO DATE 462 548 -86 494  
SINCE DEC 1 2370 2603 -233 2670  
SINCE JUL 1 3394 3658 -264 3497  
 
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 12 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 12.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 74 1200 AM  
LOWEST 36 400 PM  
AVERAGE 55  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 61 1981  
MINIMUM TEMPERATURE (F) 25 -11 1896  
 
 
SUNRISE AND SUNSET  
FEBRUARY 17 2019......SUNRISE 638 AM EST SUNSET 519 PM EST  
FEBRUARY 18 2019......SUNRISE 637 AM EST SUNSET 520 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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