390  
CDUS41 KBOX 092134  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
524 PM EDT SUN SEP 9 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 9 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 65 1255 PM 93 2016 75 -10 68  
2015  
MINIMUM 57 644 AM 45 1938 60 -3 55  
AVERAGE 61 67 -6 62  
 
PRECIPITATION (IN)  
TODAY 0.00 2.19 1969 0.11 -0.11 0.01  
MONTH TO DATE 0.03 0.93 -0.90 1.11  
SINCE SEP 1 0.03 0.93 -0.90 1.11  
SINCE JAN 1 32.47 29.55 2.92 32.40  
 
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 SEP 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 4 1 3 3  
MONTH TO DATE 4 9 -5 15  
SINCE SEP 1 4 9 -5 15  
SINCE JUL 1 4 22 -18 27  
 
COOLING  
TODAY 0 4 -4 0  
MONTH TO DATE 92 40 52 28  
SINCE SEP 1 92 40 52 28  
SINCE JAN 1 1049 699 350 757    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NE (30)  
AVERAGE WIND SPEED 12.8  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 67 600 AM  
LOWEST 48 100 PM  
AVERAGE 58  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 95 1931  
MINIMUM TEMPERATURE (F) 60 41 1883  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 9 2018.....SUNRISE 618 AM EDT SUNSET 704 PM EDT  
SEPTEMBER 10 2018.....SUNRISE 619 AM EDT SUNSET 703 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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