901  
CDUS41 KBOX 232312  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
702 PM EDT SUN SEP 23 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 23 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 65 245 PM 96 1895 70 -5 76  
MINIMUM 53 729 AM 35 1904 55 -2 60  
1875  
AVERAGE 59 62 -3 68  
 
PRECIPITATION (IN)  
TODAY 0.00 2.64 1994 0.12 -0.12 0.03  
MONTH TO DATE 3.20 2.56 0.64 2.18  
SINCE SEP 1 3.20 2.56 0.64 2.18  
SINCE JAN 1 35.64 31.18 4.46 33.47  
 
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 6 4 2 0  
MONTH TO DATE 12 47 -35 22  
SINCE SEP 1 12 47 -35 22  
SINCE JUL 1 12 60 -48 34  
 
COOLING  
TODAY 0 1 -1 3  
MONTH TO DATE 141 73 68 79  
SINCE SEP 1 141 73 68 79  
SINCE JAN 1 1098 732 366 808    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 9 HIGHEST WIND DIRECTION W (270)  
HIGHEST GUST SPEED 12 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 6.1  
 
 
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 71 300 AM  
LOWEST 48 100 PM  
AVERAGE 60  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 70 90 1959  
MINIMUM TEMPERATURE (F) 54 39 1974  
1963  
1885  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 23 2018.....SUNRISE 632 AM EDT SUNSET 640 PM EDT  
SEPTEMBER 24 2018.....SUNRISE 634 AM EDT SUNSET 638 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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