791  
CDUS41 KBOX 092150  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
440 PM EST WED JAN 9 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 9 2019
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 46 237 PM 64 1937 36 10 43  
MINIMUM 35 251 AM -4 1968 22 13 31  
AVERAGE 41 29 12 37  
 
PRECIPITATION (IN)  
TODAY 0.13 2.14 1884 0.11 0.02 0.00  
MONTH TO DATE 1.08 0.99 0.09 1.35  
SINCE DEC 1 3.80 4.77 -0.97 3.84  
SINCE JAN 1 1.08 0.99 0.09 1.35  
 
SNOWFALL (IN)  
TODAY 0.0 9.0 1904 0.5 -0.5 0.0  
MONTH TO DATE T 3.8 -3.8 13.4  
SINCE DEC 1 0.1 12.8 -12.7 22.6  
SINCE JUL 1 0.2 14.1 -13.9 22.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 24 36 -12 28  
MONTH TO DATE 245 320 -75 424  
SINCE DEC 1 1099 1259 -160 1481  
SINCE JUL 1 2123 2314 -191 2308  
 
COOLING  
TODAY 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)  
HIGHEST WIND SPEED 28 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 12.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 58 300 PM  
AVERAGE 79  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 58 2016  
MINIMUM TEMPERATURE (F) 22 -3 2004  
 
 
SUNRISE AND SUNSET  
JANUARY 9 2019.......SUNRISE 713 AM EST SUNSET 430 PM EST  
JANUARY 10 2019.......SUNRISE 713 AM EST SUNSET 431 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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