487  
CDUS41 KBOX 120530  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1230 AM EST SUN JAN 12 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 11 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 33 501 AM 70 2020 37 -4 45  
MINIMUM 26 1159 PM -4 1893 23 3 39  
AVERAGE 30 30 0 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.13 1.41 2008 0.12 0.01 0.00  
MONTH TO DATE 0.75 1.28 -0.53 3.51  
SINCE DEC 1 6.40 5.58 0.82 9.49  
SINCE JAN 1 0.75 1.28 -0.53 3.51  
 
SNOWFALL (IN)  
YESTERDAY 1.8 9.2 1927 0.5 1.3 0.0  
MONTH TO DATE 1.8 4.7 -2.9 3.8  
SINCE DEC 1 7.5 13.7 -6.2 4.0  
SINCE JUL 1 7.5 14.6 -7.1 4.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 35 35 0 23  
MONTH TO DATE 386 375 11 329  
SINCE DEC 1 1297 1283 14 1072  
SINCE JUL 1 2080 2297 -217 1976  
 
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 8 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION NW (310)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NW (310)  
AVERAGE WIND SPEED 8.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT SNOW  
FOG  
HAZE  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 900 AM  
LOWEST 51 1200 AM  
AVERAGE 74  
   
......................................................  
 
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 2025.......SUNRISE 712 AM EST SUNSET 434 PM EST  
JANUARY 13 2025.......SUNRISE 711 AM EST SUNSET 435 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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