319  
CDUS41 KBOX 010600  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1249 AM EST FRI FEB 1 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 31 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 18 407 PM 62 1913 36 -18 30  
MINIMUM 5 804 AM -8 1920 23 -18 18  
AVERAGE 12 29 -17 24  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.02 1914 0.11 -0.11 0.00  
MONTH TO DATE 3.62 3.36 0.26 4.92  
SINCE DEC 1 6.34 7.14 -0.80 7.41  
SINCE JAN 1 3.62 3.36 0.26 4.92  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.4 1931 0.4 -0.4 0.0  
MONTH TO DATE 2.1 12.9 -10.8 17.8  
SINCE DEC 1 2.2 21.9 -19.7 27.0  
SINCE JUL 1 2.3 23.2 -20.9 27.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 53 36 17 41  
MONTH TO DATE 1054 1112 -58 1119  
SINCE DEC 1 1908 2055 -147 2176  
SINCE JUL 1 2932 3110 -178 3003  
 
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 17 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 36 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 17.2  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 42 500 AM  
LOWEST 25 200 PM  
AVERAGE 34  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 66 1989  
MINIMUM TEMPERATURE (F) 23 -7 1920  
 
 
SUNRISE AND SUNSET  
FEBRUARY 1 2019......SUNRISE 658 AM EST SUNSET 458 PM EST  
FEBRUARY 2 2019......SUNRISE 657 AM EST SUNSET 459 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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