638  
CDUS41 KBOX 212137  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
527 PM EDT TUE AUG 21 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 21 2018
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 72 316 PM 97 1955 79 -7 87  
MINIMUM 65 230 AM 52 1882 64 1 69  
1876  
AVERAGE 69 72 -3 78  
 
PRECIPITATION (IN)  
TODAY 0.00 1.72 1991 0.10 -0.10 0.00  
MONTH TO DATE 4.15 2.36 1.79 1.47  
SINCE JUN 1 11.66 9.47 2.19 10.35  
SINCE JAN 1 31.94 27.63 4.31 31.18  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 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  
TODAY 4 7 -3 13  
MONTH TO DATE 264 167 97 179  
SINCE JUN 1 757 569 188 620  
SINCE JAN 1 830 599 231 680    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 9.4  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 1200 AM  
LOWEST 73 1000 AM  
AVERAGE 80  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 79 93 2003  
1955  
MINIMUM TEMPERATURE (F) 64 47 1894  
 
 
SUNRISE AND SUNSET  
AUGUST 21 2018........SUNRISE 558 AM EDT SUNSET 736 PM EDT  
AUGUST 22 2018........SUNRISE 559 AM EDT SUNSET 735 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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