875  
CDUS41 KBOX 272204  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
554 PM EDT THU SEP 27 2018  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 27 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 71 223 AM 86 2017 68 3 86  
1998  
1933  
MINIMUM 63 738 AM 37 1947 53 10 65  
AVERAGE 67 61 6 76  
 
PRECIPITATION (IN)  
TODAY 0.05 2.37 1962 0.12 -0.07 0.00  
MONTH TO DATE 4.77 3.06 1.71 2.18  
SINCE SEP 1 4.77 3.06 1.71 2.18  
SINCE JAN 1 37.21 31.68 5.53 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 0 5 -5 0  
MONTH TO DATE 21 66 -45 22  
SINCE SEP 1 21 66 -45 22  
SINCE JUL 1 21 79 -58 34  
 
COOLING  
TODAY 2 1 1 11  
MONTH TO DATE 154 77 77 108  
SINCE SEP 1 154 77 77 108  
SINCE JAN 1 1111 736 375 837    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 11.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
RAIN  
LIGHT RAIN  
FOG  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 100 AM  
LOWEST 51 1100 AM  
AVERAGE 71  
   
......................................................
 
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 90 1881  
1873  
MINIMUM TEMPERATURE (F) 53 37 1947  
 
 
SUNRISE AND SUNSET  
SEPTEMBER 27 2018.....SUNRISE 637 AM EDT SUNSET 633 PM EDT  
SEPTEMBER 28 2018.....SUNRISE 638 AM EDT SUNSET 631 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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