820  
CDUS41 KBOX 060529  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
129 AM EDT SAT SEP 06 2025  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 5 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 84 134 PM 93 1880 77 7 73  
MINIMUM 65 502 AM 48 1872 62 3 60  
1896  
AVERAGE 75 69 6 67  
 
PRECIPITATION (IN)  
YESTERDAY 0.08 1.06 1907 0.10 -0.02 0.00  
MONTH TO DATE 0.08 0.53 -0.45 0.00  
SINCE SEP 1 0.08 0.53 -0.45 0.00  
SINCE JAN 1 25.03 28.57 -3.54 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 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 0 1 -1 0  
MONTH TO DATE 0 3 -3 0  
SINCE SEP 1 0 3 -3 0  
SINCE JUL 1 7 12 -5 2  
 
COOLING  
YESTERDAY 10 5 5 2  
MONTH TO DATE 20 27 -7 21  
SINCE SEP 1 20 27 -7 21  
SINCE JAN 1 777 727 50 831    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 11 RESULTANT WIND DIRECTION S (190)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION S (200)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION S (200)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.6  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 700 AM  
LOWEST 56 200 PM  
AVERAGE 77  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 76 97 2018  
MINIMUM TEMPERATURE (F) 61 43 1888  
 
SUNRISE AND SUNSET  
SEPTEMBER 6 2025.....SUNRISE 615 AM EDT SUNSET 709 PM EDT  
SEPTEMBER 7 2025.....SUNRISE 616 AM EDT SUNSET 707 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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