318  
CDUS41 KBOX 130555  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
145 AM EDT SAT APR 13 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR APRIL 12 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 58 1159 PM 85 1977 54 4 55  
1945  
MINIMUM 41 439 AM 20 1874 40 1 36  
AVERAGE 50 47 3 46  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 1.44 1894 0.14 -0.03 0.06  
MONTH TO DATE 1.16 1.65 -0.49 1.06  
SINCE MAR 1 4.11 5.97 -1.86 6.13  
SINCE JAN 1 11.18 12.58 -1.40 14.82  
 
SNOWFALL (IN)  
YESTERDAY 0.0 3.6 1918 0.1 -0.1 0.0  
MONTH TO DATE T 1.3 -1.3 1.3  
SINCE MAR 1 13.5 9.1 4.4 24.6  
SINCE JUL 1 27.4 43.2 -15.8 59.9  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 15 18 -3 19  
MONTH TO DATE 227 241 -14 296  
SINCE MAR 1 1023 1070 -47 1149  
SINCE JUL 1 4829 5112 -283 4901  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 8.6  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 1100 PM  
LOWEST 46 400 PM  
AVERAGE 66  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 55 86 1977  
MINIMUM TEMPERATURE (F) 40 20 1874  
 
 
SUNRISE AND SUNSET  
APRIL 13 2019.........SUNRISE 607 AM EDT SUNSET 723 PM EDT  
APRIL 14 2019.........SUNRISE 605 AM EDT SUNSET 724 PM EDT  
 
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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