468  
CDUS41 KBOX 080601  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
201 AM EDT FRI OCT 08 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 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 74 217 PM 90 1963 65 9 75  
MINIMUM 56 546 AM 30 1883 51 5 55  
AVERAGE 65 58 7 65  
 
PRECIPITATION (IN)  
YESTERDAY T 2.30 1875 0.14 -0.14 0.02  
MONTH TO DATE 1.51 0.89 0.62 0.04  
SINCE SEP 1 8.98 4.45 4.53 1.01  
SINCE JAN 1 44.94 32.49 12.45 22.73  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2007 0.0 0.0 0.0  
2008  
2009  
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 8 -8 0  
MONTH TO DATE 22 47 -25 35  
SINCE SEP 1 34 118 -84 105  
SINCE JUL 1 43 127 -84 107  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 6 -6 2  
SINCE SEP 1 156 97 59 96  
SINCE JAN 1 1132 797 335 923    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION SW (220)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SW (210)  
AVERAGE WIND SPEED 4.1  
 
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 84 600 AM  
LOWEST 59 1000 AM  
AVERAGE 72  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 88 1879  
MINIMUM TEMPERATURE (F) 50 35 1964  
 
SUNRISE AND SUNSET  
OCTOBER 8 2021.......SUNRISE 649 AM EDT SUNSET 613 PM EDT  
OCTOBER 9 2021.......SUNRISE 650 AM EDT SUNSET 612 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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