487  
CDUS41 KBOX 202140  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
540 PM EDT TUE AUG 20 2024  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR AUGUST 20 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 70 137 PM 98 1937 80 -10 84  
MINIMUM 60 733 AM 52 1882 65 -5 66  
1896  
1905  
AVERAGE 65 72 -7 75  
 
PRECIPITATION (IN)  
TODAY 0.01 2.10 1894 0.10 -0.09 0.00  
MONTH TO DATE 3.70 2.15 1.55 3.56  
SINCE JUN 1 9.13 9.31 -0.18 17.43  
SINCE JAN 1 34.14 26.96 7.18 33.66  
 
SNOWFALL (IN)  
TODAY 0.0 T 1951 0.0 0.0 0.0  
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  
TODAY 0 0 0 0  
MONTH TO DATE 1 0 1 0  
SINCE JUN 1 8 54 -46 74  
SINCE JUL 1 1 4 -3 0  
 
COOLING  
TODAY 0 8 -8 10  
MONTH TO DATE 169 171 -2 160  
SINCE JUN 1 707 593 114 598  
SINCE JAN 1 753 626 127 642    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 87 100 AM  
LOWEST 57 200 PM  
AVERAGE 72  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 80 97 1955  
MINIMUM TEMPERATURE (F) 65 52 1876  
1882  
 
SUNRISE AND SUNSET  
AUGUST 20 2024........SUNRISE 557 AM EDT SUNSET 737 PM EDT  
AUGUST 21 2024........SUNRISE 558 AM EDT SUNSET 735 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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