856  
CDUS41 KBOX 110557  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
146 AM EDT MON JUN 11 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JUNE 10 2018
 
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2018  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 72 841 AM 96 1959 74 -2 85  
MINIMUM 60 1159 PM 45 1881 58 2 61  
AVERAGE 66 66 0 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 4.36 1881 0.14 -0.14 0.00  
MONTH TO DATE 0.98 1.43 -0.45 1.78  
SINCE JUN 1 0.98 1.43 -0.45 1.78  
SINCE JAN 1 21.26 19.59 1.67 22.61  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1952 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 59.9 43.8 16.1 47.6  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 2 -2 0  
MONTH TO DATE 43 32 11 48  
SINCE JUN 1 43 32 11 48  
SINCE JUL 1 5384 5658 -274 5252  
 
COOLING  
YESTERDAY 1 4 -3 8  
MONTH TO DATE 21 27 -6 13  
SINCE JUN 1 21 27 -6 13  
SINCE JAN 1 94 57 37 73    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (90)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 22 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 10.0  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 60 1100 PM  
LOWEST 31 900 AM  
AVERAGE 46  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 75 98 1984  
MINIMUM TEMPERATURE (F) 58 46 1881  
 
 
SUNRISE AND SUNSET  
JUNE 11 2018..........SUNRISE 507 AM EDT SUNSET 821 PM EDT  
JUNE 12 2018..........SUNRISE 507 AM EDT SUNSET 821 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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