371  
CDUS41 KBOX 050820  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
320 AM EST TUE DEC 05 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 4 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 48 1225 PM 70 1982 46 2 43  
MINIMUM 39 813 AM 2 1940 32 7 32  
AVERAGE 44 39 5 38  
 
PRECIPITATION (IN)  
YESTERDAY 0.11 2.15 1968 0.15 -0.04 0.00  
MONTH TO DATE 0.96 0.58 0.38 0.16  
SINCE DEC 1 0.96 0.58 0.38 0.16  
SINCE JAN 1 44.62 39.87 4.75 27.66  
 
SNOWFALL (IN)  
YESTERDAY 0.0 6.0 1901 0.2 -0.2 0.0  
MONTH TO DATE 0.0 0.7 -0.7 0.0  
SINCE DEC 1 0.0 0.7 -0.7 0.0  
SINCE JUL 1 T 1.6 -1.6 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 21 26 -5 27  
MONTH TO DATE 78 103 -25 94  
SINCE DEC 1 78 103 -25 94  
SINCE JUL 1 982 1117 -135 891  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 860 800 60 1033    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 2 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 100 AM  
LOWEST 76 1100 PM  
AVERAGE 88  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 66 2001  
MINIMUM TEMPERATURE (F) 32 4 1926  
 
SUNRISE AND SUNSET  
DECEMBER 5 2023......SUNRISE 657 AM EST SUNSET 412 PM EST  
DECEMBER 6 2023......SUNRISE 658 AM EST SUNSET 412 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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