064  
CDUS41 KBOX 122124  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
524 PM EDT THU SEP 12 2024  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 12 2024
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 80 1218 PM 93 1961 75 5 77  
MINIMUM 58 529 AM 43 1875 60 -2 67  
AVERAGE 69 67 2 72  
 
PRECIPITATION (IN)  
TODAY 0.00 2.95 1960 0.11 -0.11 0.09  
MONTH TO DATE T 1.28 -1.28 0.82  
SINCE SEP 1 T 1.28 -1.28 0.82  
SINCE JAN 1 34.14 29.32 4.82 37.38  
 
SNOWFALL (IN)  
TODAY 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  
TODAY 0 1 -1 0  
MONTH TO DATE 1 10 -9 1  
SINCE SEP 1 1 10 -9 1  
SINCE JUL 1 3 19 -16 1  
 
COOLING  
TODAY 4 3 1 7  
MONTH TO DATE 36 55 -19 114  
SINCE SEP 1 36 55 -19 114  
SINCE JAN 1 846 755 91 812    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 18 HIGHEST GUST DIRECTION SE (120)  
AVERAGE WIND SPEED 6.6  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.1  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 300 AM  
LOWEST 39 1100 AM  
AVERAGE 60  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 74 93 1957  
MINIMUM TEMPERATURE (F) 59 45 1911  
1985  
 
SUNRISE AND SUNSET  
SEPTEMBER 12 2024.....SUNRISE 621 AM EDT SUNSET 658 PM EDT  
SEPTEMBER 13 2024.....SUNRISE 622 AM EDT SUNSET 656 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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