935  
CDUS41 KBOX 120544  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1244 AM EST THU JAN 12 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 11 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 35 200 PM 70 2020 37 -2 22  
MINIMUM 23 755 AM -4 1893 23 0 8  
AVERAGE 29 30 -1 15  
 
PRECIPITATION (IN)  
YESTERDAY 0.01 1.41 2008 0.12 -0.11 T  
MONTH TO DATE 1.13 1.28 -0.15 0.92  
SINCE DEC 1 4.88 5.58 -0.70 3.37  
SINCE JAN 1 1.13 1.28 -0.15 0.92  
 
SNOWFALL (IN)  
YESTERDAY T 9.2 1927 0.5 -0.5 0.1  
MONTH TO DATE 0.2 4.7 -4.5 11.8  
SINCE DEC 1 1.2 13.7 -12.5 12.2  
SINCE JUL 1 1.2 14.6 -13.4 12.2  
 
DEGREE DAYS  
HEATING  
YESTERDAY 36 35 1 50  
MONTH TO DATE 294 375 -81 370  
SINCE DEC 1 1144 1283 -139 1162  
SINCE JUL 1 1941 2297 -356 1950  
 
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 7 RESULTANT WIND DIRECTION N (0)  
HIGHEST WIND SPEED 13 HIGHEST WIND DIRECTION NE (50)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 1100 PM  
LOWEST 50 1200 AM  
AVERAGE 68  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 74 2020  
MINIMUM TEMPERATURE (F) 23 -10 1886  
 
SUNRISE AND SUNSET  
JANUARY 12 2023.......SUNRISE 712 AM EST SUNSET 433 PM EST  
JANUARY 13 2023.......SUNRISE 712 AM EST SUNSET 434 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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