429  
CDUS41 KBOX 021842  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
132 PM EST WED JAN 2 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 1 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 59 1106 AM 70 1876 37 22 13  
MINIMUM 34 1159 PM -3 1918 24 10 0  
AVERAGE 47 30 17 7  
 
PRECIPITATION (IN)  
YESTERDAY 0.38 1.40 1938 0.11 0.27 0.00  
MONTH TO DATE 0.38 0.11 0.27 0.00  
SINCE DEC 1 3.10 3.89 -0.79 2.49  
SINCE JAN 1 0.38 0.11 0.27 0.00  
 
SNOWFALL (IN)  
YESTERDAY MM 8.0 1938 0.4 MM 0.0  
MONTH TO DATE MM 0.4 MM 0.0  
SINCE DEC 1 0.1 9.4 -9.3 9.2  
SINCE JUL 1 0.2 10.7 -10.5 9.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 18 35 -17 58  
MONTH TO DATE 18 35 -17 58  
SINCE DEC 1 872 974 -102 1115  
SINCE JUL 1 1896 2029 -133 1942  
 
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 11 RESULTANT WIND DIRECTION W (290)  
HIGHEST WIND SPEED 35 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 47 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 15.9  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 300 AM  
LOWEST 44 300 PM  
AVERAGE 70  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 66 1890  
MINIMUM TEMPERATURE (F) 23 -3 1899  
 
 
SUNRISE AND SUNSET  
JANUARY 2 2019.......SUNRISE 713 AM EST SUNSET 423 PM EST  
JANUARY 3 2019.......SUNRISE 713 AM EST SUNSET 424 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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