428  
CDUS41 KBOX 170528  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
128 AM EDT SUN MAR 17 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MARCH 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 56 111 AM 71 2000 45 11 38  
1935  
MINIMUM 36 1159 PM 10 1872 31 5 28  
AVERAGE 46 38 8 33  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.15 1900 0.14 -0.14 0.00  
MONTH TO DATE 1.90 2.11 -0.21 4.80  
SINCE MAR 1 1.90 2.11 -0.21 4.80  
SINCE JAN 1 8.97 8.72 0.25 13.49  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.9 2007 0.3 -0.3 0.0  
MONTH TO DATE 13.5 4.9 8.6 21.9  
SINCE MAR 1 13.5 4.9 8.6 21.9  
SINCE JUL 1 27.4 39.0 -11.6 57.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 27 -8 32  
MONTH TO DATE 474 460 14 445  
SINCE MAR 1 474 460 14 445  
SINCE JUL 1 4280 4502 -222 4197  
 
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 19 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 43 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 18.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 100 AM  
LOWEST 31 200 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 46 70 1990  
MINIMUM TEMPERATURE (F) 31 10 1916  
 
 
SUNRISE AND SUNSET  
MARCH 17 2019.........SUNRISE 653 AM EDT SUNSET 653 PM EDT  
MARCH 18 2019.........SUNRISE 651 AM EDT SUNSET 654 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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