816  
CDUS41 KBOX 130528  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
128 AM EDT WED MAR 13 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MARCH 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 45 407 PM 71 2012 44 1 42  
MINIMUM 34 1159 PM 7 1900 30 4 29  
AVERAGE 40 37 3 36  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.55 1936 0.12 -0.12 T  
MONTH TO DATE 1.70 1.58 0.12 3.61  
SINCE MAR 1 1.70 1.58 0.12 3.61  
SINCE JAN 1 8.77 8.19 0.58 12.30  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.4 1959 0.3 -0.3 0.0  
MONTH TO DATE 13.5 3.9 9.6 7.0  
SINCE MAR 1 13.5 3.9 9.6 7.0  
SINCE JUL 1 27.4 38.0 -10.6 42.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 28 -3 29  
MONTH TO DATE 391 351 40 324  
SINCE MAR 1 391 351 40 324  
SINCE JUL 1 4197 4393 -196 4076  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 13.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 500 AM  
LOWEST 33 400 PM  
AVERAGE 45  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 73 1990  
1946  
MINIMUM TEMPERATURE (F) 30 3 1885  
 
 
SUNRISE AND SUNSET  
MARCH 13 2019.........SUNRISE 700 AM EDT SUNSET 648 PM EDT  
MARCH 14 2019.........SUNRISE 658 AM EDT SUNSET 649 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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