869  
CDUS41 KBOX 232151  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
440 PM EST SUN DEC 23 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 23 2018
 
 
VALID AS OF 0400 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 43 206 PM 67 1990 39 4 43  
MINIMUM 34 840 AM -12 1883 26 8 25  
AVERAGE 39 32 7 34  
 
PRECIPITATION (IN)  
TODAY 0.00 1.22 1947 0.12 -0.12 0.58  
MONTH TO DATE 1.98 2.88 -0.90 2.04  
SINCE DEC 1 1.98 2.88 -0.90 2.04  
SINCE JAN 1 52.58 42.87 9.71 43.00  
 
SNOWFALL (IN)  
TODAY 0.0 8.3 1947 0.4 -0.4 0.0  
MONTH TO DATE 0.1 6.0 -5.9 6.2  
SINCE DEC 1 0.1 6.0 -5.9 6.2  
SINCE JUL 1 0.2 7.3 -7.1 6.2  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 26 33 -7 31  
MONTH TO DATE 627 667 -40 681  
SINCE DEC 1 627 667 -40 681  
SINCE JUL 1 1651 1722 -71 1508  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1132 747 385 880    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 14.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 56 300 AM  
LOWEST 30 300 PM  
AVERAGE 43  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 39 69 2015  
MINIMUM TEMPERATURE (F) 26 0 1943  
1892  
 
 
SUNRISE AND SUNSET  
DECEMBER 23 2018......SUNRISE 711 AM EST SUNSET 416 PM EST  
DECEMBER 24 2018......SUNRISE 711 AM EST SUNSET 416 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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