531  
CDUS41 KBOX 300920  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
520 AM EDT SAT AUG 30 2025  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 29 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 73 1005 AM 98 2018 79 -6 69  
MINIMUM 63 806 AM 47 1908 63 0 62  
1986  
AVERAGE 68 71 -3 66  
 
PRECIPITATION (IN)  
YESTERDAY 0.07 1.69 1962 0.10 -0.03 0.00  
MONTH TO DATE 0.83 3.04 -2.21 3.70  
SINCE JUN 1 5.16 10.20 -5.04 9.13  
SINCE JAN 1 24.95 27.85 -2.90 34.14  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.0 2000 0.0 0.0 0.0  
2001  
2002  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 7 0 7 1  
SINCE JUN 1 51 54 -3 8  
SINCE JUL 1 7 4 3 1  
 
COOLING  
YESTERDAY 3 6 -3 1  
MONTH TO DATE 183 233 -50 220  
SINCE JUN 1 724 655 69 758  
SINCE JAN 1 753 688 65 804    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 8 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 23 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 10.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
THUNDERSTORM  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 90 300 AM  
LOWEST 61 100 PM  
AVERAGE 76  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 99 1973  
MINIMUM TEMPERATURE (F) 63 48 1965  
 
SUNRISE AND SUNSET  
AUGUST 30 2025........SUNRISE 607 AM EDT SUNSET 721 PM EDT  
AUGUST 31 2025........SUNRISE 609 AM EDT SUNSET 719 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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