211  
CDUS41 KBOX 152132  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
522 PM EDT SAT SEP 15 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 15 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 73 216 PM 94 1915 73 0 77  
MINIMUM 63 333 AM 41 1913 58 5 66  
AVERAGE 68 65 3 72  
 
PRECIPITATION (IN)  
TODAY T 3.48 1904 0.11 -0.11 0.21  
MONTH TO DATE 2.02 1.60 0.42 1.68  
SINCE SEP 1 2.02 1.60 0.42 1.68  
SINCE JAN 1 34.46 30.22 4.24 32.97  
 
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 0 2 -2 0  
MONTH TO DATE 4 20 -16 17  
SINCE SEP 1 4 20 -16 17  
SINCE JUL 1 4 33 -29 29  
 
COOLING  
TODAY 3 3 0 7  
MONTH TO DATE 111 58 53 64  
SINCE SEP 1 111 58 53 64  
SINCE JAN 1 1068 717 351 793    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 13 HIGHEST GUST DIRECTION E (90)  
AVERAGE WIND SPEED 4.3  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
FOG W/VISIBILITY <= 1/4 MILE  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 79 100 PM  
AVERAGE 90  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 72 96 1939  
MINIMUM TEMPERATURE (F) 57 42 1984  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 15 2018.....SUNRISE 624 AM EDT SUNSET 654 PM EDT  
SEPTEMBER 16 2018.....SUNRISE 625 AM EDT SUNSET 652 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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