968  
CDUS41 KBOX 210535  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1235 AM EST THU FEB 21 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR FEBRUARY 20 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 31 213 PM 70 2018 40 -9 70  
MINIMUM 21 648 AM 0 1950 26 -5 42  
AVERAGE 26 33 -7 56  
 
PRECIPITATION (IN)  
YESTERDAY 0.10 1.87 1934 0.11 -0.01 0.01  
MONTH TO DATE 2.35 2.25 0.10 3.05  
SINCE DEC 1 8.69 9.39 -0.70 10.46  
SINCE JAN 1 5.97 5.61 0.36 7.97  
 
SNOWFALL (IN)  
YESTERDAY 0.8 16.5 1921 0.4 0.4 0.0  
MONTH TO DATE 6.9 7.8 -0.9 7.8  
SINCE DEC 1 9.1 29.7 -20.6 34.8  
SINCE JUL 1 9.2 31.0 -21.8 34.8  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 39 32 7 9  
MONTH TO DATE 614 679 -65 591  
SINCE DEC 1 2522 2734 -212 2767  
SINCE JUL 1 3546 3789 -243 3594  
 
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 6 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 8.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1100 PM  
LOWEST 36 300 PM  
AVERAGE 59  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 72 2018  
MINIMUM TEMPERATURE (F) 26 -1 1950  
 
 
SUNRISE AND SUNSET  
FEBRUARY 21 2019......SUNRISE 632 AM EST SUNSET 524 PM EST  
FEBRUARY 22 2019......SUNRISE 631 AM EST SUNSET 525 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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