222  
CDUS41 KBOX 170538  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1238 AM EST TUE DEC 17 2024  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 16 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 45 1159 PM 64 1971 42 3 51  
MINIMUM 32 1223 AM 1 1876 29 3 40  
1883  
AVERAGE 39 36 3 46  
 
PRECIPITATION (IN)  
YESTERDAY T 1.81 1960 0.14 -0.14 0.00  
MONTH TO DATE 3.63 2.30 1.33 3.23  
SINCE DEC 1 3.63 2.30 1.33 3.23  
SINCE JAN 1 43.37 41.59 1.78 46.89  
 
SNOWFALL (IN)  
YESTERDAY 0.0 7.6 2007 0.3 -0.3 0.0  
MONTH TO DATE 0.3 3.7 -3.4 0.2  
SINCE DEC 1 0.3 3.7 -3.4 0.2  
SINCE JUL 1 0.3 4.6 -4.3 0.2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 26 29 -3 19  
MONTH TO DATE 465 438 27 381  
SINCE DEC 1 465 438 27 381  
SINCE JUL 1 1248 1452 -204 1285  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 891 800 91 860    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (170)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 7.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1000 PM  
LOWEST 64 1200 AM  
AVERAGE 77  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 42 64 2000  
MINIMUM TEMPERATURE (F) 29 -4 1876  
1919  
 
SUNRISE AND SUNSET  
DECEMBER 17 2024......SUNRISE 708 AM EST SUNSET 413 PM EST  
DECEMBER 18 2024......SUNRISE 709 AM EST SUNSET 413 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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