737  
CDUS41 KBOX 040746  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
246 AM EST WED JAN 04 2023  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 3 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 45 454 PM 64 2000 38 7 33  
MINIMUM 34 246 AM -1 1904 25 9 21  
AVERAGE 40 31 9 27  
 
PRECIPITATION (IN)  
YESTERDAY 0.48 1.51 1999 0.12 0.36 0.00  
MONTH TO DATE 0.52 0.35 0.17 0.31  
SINCE DEC 1 4.27 4.65 -0.38 2.76  
SINCE JAN 1 0.52 0.35 0.17 0.31  
 
SNOWFALL (IN)  
YESTERDAY MM 10.6 1996 0.4 MM 0.0  
MONTH TO DATE 0.0 1.2 -1.2 0.0  
SINCE DEC 1 1.0 10.2 -9.2 0.4  
SINCE JUL 1 1.0 11.1 -10.1 0.4  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 34 -9 38  
MONTH TO DATE 62 100 -38 80  
SINCE DEC 1 912 1008 -96 872  
SINCE JUL 1 1709 2022 -313 1660  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 0 RESULTANT WIND DIRECTION N (360)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 4.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
RAIN  
LIGHT RAIN  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 200 PM  
LOWEST 82 700 AM  
AVERAGE 91  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 38 64 1950  
MINIMUM TEMPERATURE (F) 25 -4 1981  
 
SUNRISE AND SUNSET  
JANUARY 4 2023.......SUNRISE 713 AM EST SUNSET 425 PM EST  
JANUARY 5 2023.......SUNRISE 713 AM EST SUNSET 426 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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