003  
CDUS41 KBOX 140538  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1238 AM EST THU DEC 14 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 13 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 45 212 PM 63 1984 43 2 41  
MINIMUM 32 1155 PM 4 1890 30 2 26  
1893  
1898  
AVERAGE 39 36 3 34  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.67 1873 0.14 -0.14 0.00  
MONTH TO DATE 3.23 1.88 1.35 1.14  
SINCE DEC 1 3.23 1.88 1.35 1.14  
SINCE JAN 1 46.89 41.17 5.72 28.64  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.1 2007 0.3 -0.3 0.0  
MONTH TO DATE 0.2 2.9 -2.7 0.9  
SINCE DEC 1 0.2 2.9 -2.7 0.9  
SINCE JUL 1 0.2 3.8 -3.6 0.9  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 29 -3 31  
MONTH TO DATE 308 351 -43 323  
SINCE DEC 1 308 351 -43 323  
SINCE JUL 1 1212 1365 -153 1120  
 
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 13 RESULTANT WIND DIRECTION W (270)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 14.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 64 1200 AM  
LOWEST 38 200 PM  
AVERAGE 51  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 43 66 1881  
MINIMUM TEMPERATURE (F) 30 0 1893  
1898  
 
SUNRISE AND SUNSET  
DECEMBER 14 2023......SUNRISE 705 AM EST SUNSET 412 PM EST  
DECEMBER 15 2023......SUNRISE 706 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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