895  
CDUS41 KBOX 232147  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
537 PM EDT WED SEP 23 2020  
 
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 23 2020
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1981 TO 2010  
CLIMATE RECORD PERIOD 1872 TO 2020  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
..............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 217 PM 96 1895 70 10 92  
MINIMUM 55 559 AM 35 1904 55 0 70  
1875  
AVERAGE 68 62 6 81  
 
PRECIPITATION (IN)  
TODAY 0.00 2.64 1994 0.12 -0.12 0.13  
MONTH TO DATE 0.46 2.56 -2.10 1.88  
SINCE SEP 1 0.46 2.56 -2.10 1.88  
SINCE JAN 1 22.18 31.18 -9.00 36.21  
 
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 T 0.0 0.0 0.0  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 0 4 -4 0  
MONTH TO DATE 70 47 23 20  
SINCE SEP 1 70 47 23 20  
SINCE JUL 1 72 60 12 20  
 
COOLING  
TODAY 3 1 2 16  
MONTH TO DATE 68 73 -5 100  
SINCE SEP 1 68 73 -5 100  
SINCE JAN 1 895 732 163 978    
..............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 13.1  
 
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 55 400 AM  
LOWEST 35 200 PM  
AVERAGE 45  
   
......................................................
 
 
 
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 2020.....SUNRISE 633 AM EDT SUNSET 639 PM EDT  
SEPTEMBER 24 2020.....SUNRISE 634 AM EDT SUNSET 637 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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