288  
CDUS41 KBOX 110528  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
127 AM EDT SAT AUG 11 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 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 88 1238 PM 101 1949 81 7 82  
MINIMUM 72 1157 PM 53 1964 65 7 66  
AVERAGE 80 73 7 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.97 1917 0.11 -0.11 0.00  
MONTH TO DATE 1.74 1.20 0.54 1.12  
SINCE JUN 1 9.25 8.31 0.94 10.00  
SINCE JAN 1 29.53 26.47 3.06 30.83  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2002 0.0 0.0 0.0  
2001  
2000  
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 0.0 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 56 61 -5 60  
SINCE JUL 1 0 6 -6 10  
 
COOLING  
YESTERDAY 15 8 7 9  
MONTH TO DATE 167 84 83 83  
SINCE JUN 1 660 486 174 524  
SINCE JAN 1 733 516 217 584    
..............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 1 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 7.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HAZE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 300 AM  
LOWEST 45 1100 AM  
AVERAGE 57  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 99 1944  
MINIMUM TEMPERATURE (F) 65 54 1879  
 
 
SUNRISE AND SUNSET  
AUGUST 11 2018........SUNRISE 547 AM EDT SUNSET 751 PM EDT  
AUGUST 12 2018........SUNRISE 548 AM EDT SUNSET 749 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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