313  
CDUS41 KBOX 130523  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
123 AM EDT SUN AUG 13 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 12 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 457 PM 101 1944 81 1 80  
MINIMUM 63 518 AM 53 1930 66 -3 67  
AVERAGE 73 73 0 74  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.29 1892 0.11 -0.11 0.00  
MONTH TO DATE 1.42 1.33 0.09 0.26  
SINCE JUN 1 15.29 8.49 6.80 3.21  
SINCE JAN 1 31.52 26.14 5.38 16.72  
 
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 0 0 0 0  
SINCE JUN 1 74 54 20 36  
SINCE JUL 1 0 4 -4 0  
 
COOLING  
YESTERDAY 8 8 0 9  
MONTH TO DATE 99 107 -8 179  
SINCE JUN 1 537 529 8 705  
SINCE JAN 1 581 562 19 760    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION S (160)  
HIGHEST WIND SPEED 17 HIGHEST WIND DIRECTION E (100)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 8.3  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1100 PM  
LOWEST 51 500 PM  
AVERAGE 66  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 81 100 1944  
MINIMUM TEMPERATURE (F) 66 53 1902  
 
SUNRISE AND SUNSET  
AUGUST 13 2023........SUNRISE 549 AM EDT SUNSET 748 PM EDT  
AUGUST 14 2023........SUNRISE 550 AM EDT SUNSET 747 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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