017  
CDUS41 KBOX 142149  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
438 PM EST FRI DEC 14 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 14 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 45 1248 PM 66 1881 42 3 30  
MINIMUM 29 428 AM 0 1898 29 0 19  
1893  
AVERAGE 37 35 2 25  
 
PRECIPITATION (IN)  
TODAY 0.00 1.99 2002 0.12 -0.12 T  
MONTH TO DATE 0.75 1.80 -1.05 1.36  
SINCE DEC 1 0.75 1.80 -1.05 1.36  
SINCE JAN 1 51.35 41.79 9.56 42.32  
 
SNOWFALL (IN)  
TODAY 0.0 6.5 1995 0.3 -0.3 T  
MONTH TO DATE T 3.2 -3.2 6.1  
SINCE DEC 1 T 3.2 -3.2 6.1  
SINCE JUL 1 0.1 4.5 -4.4 6.1  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 28 30 -2 40  
MONTH TO DATE 420 385 35 379  
SINCE DEC 1 420 385 35 379  
SINCE JUL 1 1444 1440 4 1206  
 
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 9 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 11 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 4.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 500 AM  
LOWEST 53 100 PM  
AVERAGE 69  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 66 1975  
MINIMUM TEMPERATURE (F) 28 -2 1874  
 
 
SUNRISE AND SUNSET  
DECEMBER 14 2018......SUNRISE 706 AM EST SUNSET 412 PM EST  
DECEMBER 15 2018......SUNRISE 706 AM EST SUNSET 412 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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