351  
CDUS41 KBOX 080525  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
125 AM EDT WED SEP 08 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 7 2021
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 216 PM 102 1881 76 6 81  
MINIMUM 65 554 AM 43 1888 61 4 63  
AVERAGE 74 69 5 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.70 1891 0.10 -0.10 0.00  
MONTH TO DATE 4.28 0.74 3.54 0.21  
SINCE SEP 1 4.28 0.74 3.54 0.21  
SINCE JAN 1 40.24 28.78 11.46 21.93  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
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 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 1 -1 0  
MONTH TO DATE 0 5 -5 0  
SINCE SEP 1 0 5 -5 0  
SINCE JUL 1 9 14 -5 2  
 
COOLING  
YESTERDAY 9 4 5 7  
MONTH TO DATE 42 36 6 40  
SINCE SEP 1 42 36 6 40  
SINCE JAN 1 1018 736 282 867    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 24 HIGHEST GUST DIRECTION W (250)  
AVERAGE WIND SPEED 10.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 70 1100 PM  
LOWEST 36 200 PM  
AVERAGE 53  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 96 2015  
MINIMUM TEMPERATURE (F) 61 48 1903  
1978  
 
SUNRISE AND SUNSET  
SEPTEMBER 8 2021.....SUNRISE 617 AM EDT SUNSET 706 PM EDT  
SEPTEMBER 9 2021.....SUNRISE 618 AM EDT SUNSET 704 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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