292  
CDUS41 KBOX 060537  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1237 AM EST SAT DEC 06 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 5 2025  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................  
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 29 1159 PM 66 2001 45 -16 41  
MINIMUM 12 725 AM 4 1926 32 -20 33  
AVERAGE 21 39 -18 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.76 1993 0.15 -0.15 0.34  
MONTH TO DATE 0.70 0.73 -0.03 0.42  
SINCE DEC 1 0.70 0.73 -0.03 0.42  
SINCE JAN 1 35.45 40.02 -4.57 40.16  
 
SNOWFALL (IN)  
YESTERDAY 0.0 8.0 1926 0.2 -0.2 T  
MONTH TO DATE T 0.9 -0.9 T  
SINCE DEC 1 T 0.9 -0.9 T  
SINCE JUL 1 T 1.8 -1.8 T  
 
DEGREE DAYS  
HEATING  
YESTERDAY 44 26 18 28  
MONTH TO DATE 171 129 42 153  
SINCE DEC 1 171 129 42 153  
SINCE JUL 1 1108 1143 -35 936  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 865 800 65 891    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (260)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 66 1100 PM  
LOWEST 29 1200 AM  
AVERAGE 48  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 45 72 2001  
MINIMUM TEMPERATURE (F) 32 8 1935  
 
SUNRISE AND SUNSET  
DECEMBER 6 2025......SUNRISE 659 AM EST SUNSET 411 PM EST  
DECEMBER 7 2025......SUNRISE 700 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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