338  
CDUS41 KBOX 310542  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
142 AM EDT THU JUL 31 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 30 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 90 850 PM 98 1917 82 8 90  
1933  
MINIMUM 71 139 AM 52 1880 67 4 65  
AVERAGE 81 74 7 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.30 1926 0.12 -0.12 0.00  
MONTH TO DATE 2.28 3.16 -0.88 1.19  
SINCE JUN 1 3.60 7.05 -3.45 5.23  
SINCE JAN 1 23.39 24.70 -1.31 30.24  
 
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 44 50 -6 7  
SINCE JUL 1 0 0 0 0  
 
COOLING  
YESTERDAY 16 9 7 13  
MONTH TO DATE 343 279 64 335  
SINCE JUN 1 533 417 116 525  
SINCE JAN 1 562 450 112 571    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION E (70)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION E (100)  
AVERAGE WIND SPEED 6.2  
 
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 71 100 AM  
LOWEST 42 300 PM  
AVERAGE 57  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 1917  
MINIMUM TEMPERATURE (F) 66 54 1895  
 
SUNRISE AND SUNSET  
JULY 31 2025..........SUNRISE 536 AM EDT SUNSET 804 PM EDT  
AUGUST 1 2025........SUNRISE 537 AM EDT SUNSET 803 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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