132  
CDUS41 KBOX 072130  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
430 PM EST TUE DEC 07 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 7 2021
 
 
VALID TODAY AS OF 0400 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 45 1203 AM 76 1998 45 0 35  
MINIMUM 38 821 AM 4 1906 32 6 27  
AVERAGE 42 38 4 31  
 
PRECIPITATION (IN)  
TODAY 0.00 1.60 2011 0.15 -0.15 0.00  
MONTH TO DATE 0.27 1.03 -0.76 2.15  
SINCE DEC 1 0.27 1.03 -0.76 2.15  
SINCE JAN 1 50.15 40.32 9.83 34.02  
 
SNOWFALL (IN)  
TODAY 0.0 4.3 2003 0.2 -0.2 0.0  
MONTH TO DATE 0.0 1.3 -1.3 0.3  
SINCE DEC 1 0.0 1.3 -1.3 0.3  
SINCE JUL 1 T 2.2 -2.2 4.6  
 
DEGREE DAYS  
HEATING  
TODAY 23 27 -4 34  
MONTH TO DATE 156 183 -27 168  
SINCE DEC 1 156 183 -27 168  
SINCE JUL 1 944 1197 -253 1055  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1146 800 346 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 43 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 58 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 14.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 68 1200 AM  
LOWEST 33 1200 PM  
AVERAGE 51  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 44 65 1927  
MINIMUM TEMPERATURE (F) 31 -4 1902  
 
SUNRISE AND SUNSET  
DECEMBER 7 2021......SUNRISE 700 AM EST SUNSET 411 PM EST  
DECEMBER 8 2021......SUNRISE 701 AM EST SUNSET 411 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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