874  
CDUS41 KBOX 182135  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
425 PM EST FRI JAN 18 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 18 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 43 325 PM 63 1990 35 8 32  
MINIMUM 27 109 AM -3 1974 22 5 21  
AVERAGE 35 29 6 27  
 
PRECIPITATION (IN)  
TODAY 0.00 1.41 1915 0.10 -0.10 0.00  
MONTH TO DATE 1.08 1.98 -0.90 3.42  
SINCE DEC 1 3.80 5.76 -1.96 5.91  
SINCE JAN 1 1.08 1.98 -0.90 3.42  
 
SNOWFALL (IN)  
TODAY 0.0 9.3 2009 0.4 -0.4 0.0  
MONTH TO DATE T 7.7 -7.7 15.4  
SINCE DEC 1 0.1 16.7 -16.6 24.6  
SINCE JUL 1 0.2 18.0 -17.8 24.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 30 36 -6 38  
MONTH TO DATE 576 644 -68 723  
SINCE DEC 1 1430 1583 -153 1780  
SINCE JUL 1 2454 2638 -184 2607  
 
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 14 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 6.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 72 800 AM  
LOWEST 35 200 AM  
AVERAGE 54  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 35 61 1951  
1915  
MINIMUM TEMPERATURE (F) 22 -6 1904  
 
 
SUNRISE AND SUNSET  
JANUARY 18 2019.......SUNRISE 709 AM EST SUNSET 440 PM EST  
JANUARY 19 2019.......SUNRISE 709 AM EST SUNSET 441 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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