718  
CDUS41 KBOX 170525  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
125 AM EDT FRI OCT 17 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 16 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 56 1247 PM 88 1897 62 -6 57  
MINIMUM 45 638 AM 30 1876 47 -2 44  
1883  
AVERAGE 51 55 -4 51  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.64 1974 0.13 -0.13 0.00  
MONTH TO DATE 3.27 2.05 1.22 0.69  
SINCE SEP 1 6.36 5.61 0.75 2.02  
SINCE JAN 1 31.31 33.65 -2.34 36.16  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2007 0.0 0.0 0.0  
2008  
2009  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 14 10 4 14  
MONTH TO DATE 114 130 -16 126  
SINCE SEP 1 146 201 -55 161  
SINCE JUL 1 153 210 -57 163  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 23 6 17 0  
SINCE SEP 1 108 97 11 67  
SINCE JAN 1 865 797 68 877    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 14 RESULTANT WIND DIRECTION NW (330)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 35 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 14.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 63 600 AM  
LOWEST 41 100 PM  
AVERAGE 52  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 62 89 1947  
MINIMUM TEMPERATURE (F) 47 27 1886  
 
SUNRISE AND SUNSET  
OCTOBER 17 2025.......SUNRISE 700 AM EDT SUNSET 559 PM EDT  
OCTOBER 18 2025.......SUNRISE 701 AM EDT SUNSET 557 PM EDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 
 
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