942  
CDUS41 KBOX 110546  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
135 AM EDT MON MAR 11 2019  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MARCH 10 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 40 821 PM 71 1878 44 -4 40  
MINIMUM 31 1257 AM 6 1984 29 2 33  
AVERAGE 36 37 -1 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.46 2.14 1881 0.14 0.32 T  
MONTH TO DATE 1.70 1.33 0.37 3.61  
SINCE MAR 1 1.70 1.33 0.37 3.61  
SINCE JAN 1 8.77 7.94 0.83 12.30  
 
SNOWFALL (IN)  
YESTERDAY 0.9 4.2 1918 0.3 0.6 T  
MONTH TO DATE 13.5 3.3 10.2 7.0  
SINCE MAR 1 13.5 3.3 10.2 7.0  
SINCE JUL 1 27.4 37.4 -10.0 42.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 28 1 28  
MONTH TO DATE 345 295 50 268  
SINCE MAR 1 345 295 50 268  
SINCE JUL 1 4151 4337 -186 4020  
 
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 E (110)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 30 HIGHEST GUST DIRECTION SE (130)  
AVERAGE WIND SPEED 12.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
LIGHT SNOW  
SLEET  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 92 500 PM  
LOWEST 64 300 AM  
AVERAGE 78  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 67 1990  
MINIMUM TEMPERATURE (F) 30 9 1939  
 
 
SUNRISE AND SUNSET  
MARCH 11 2019.........SUNRISE 703 AM EDT SUNSET 646 PM EDT  
MARCH 12 2019.........SUNRISE 702 AM EDT SUNSET 647 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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