371  
CDUS41 KBOX 100533  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
133 AM EDT WED APR 10 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 9 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 41 518 PM 85 1991 53 -12 46  
MINIMUM 36 703 AM 24 1888 39 -3 30  
1876  
AVERAGE 39 46 -7 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.06 1.72 1935 0.14 -0.08 0.00  
MONTH TO DATE 1.04 1.23 -0.19 1.00  
SINCE MAR 1 3.99 5.55 -1.56 6.07  
SINCE JAN 1 11.06 12.16 -1.10 14.76  
 
SNOWFALL (IN)  
YESTERDAY 0.0 9.1 1917 0.1 -0.1 0.0  
MONTH TO DATE T 1.0 -1.0 1.3  
SINCE MAR 1 13.5 8.8 4.7 24.6  
SINCE JUL 1 27.4 42.9 -15.5 59.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 19 7 27  
MONTH TO DATE 168 186 -18 223  
SINCE MAR 1 964 1015 -51 1076  
SINCE JUL 1 4770 5057 -287 4828  
 
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 7 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 9.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 200 AM  
LOWEST 85 1200 AM  
AVERAGE 89  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 54 85 1922  
MINIMUM TEMPERATURE (F) 39 26 1997  
1985  
1917  
 
 
SUNRISE AND SUNSET  
APRIL 10 2019.........SUNRISE 612 AM EDT SUNSET 720 PM EDT  
APRIL 11 2019.........SUNRISE 610 AM EDT SUNSET 721 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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