088  
CDUS41 KBOX 200532  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
132 AM EDT SUN JUL 20 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 19 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 87 522 PM 99 2013 83 4 78  
MINIMUM 65 510 AM 54 1875 67 -2 67  
1881  
AVERAGE 76 74 2 73  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.68 1882 0.11 -0.11 0.00  
MONTH TO DATE 1.91 1.97 -0.06 1.13  
SINCE JUN 1 3.23 5.86 -2.63 5.17  
SINCE JAN 1 23.02 23.51 -0.49 30.18  
 
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 11 10 1 8  
MONTH TO DATE 220 171 49 246  
SINCE JUN 1 410 309 101 436  
SINCE JAN 1 439 342 97 482    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 5 RESULTANT WIND DIRECTION SE (150)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION E (110)  
HIGHEST GUST SPEED 31 HIGHEST GUST DIRECTION SW (240)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 81 1200 AM  
LOWEST 31 500 PM  
AVERAGE 56  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 99 1991  
MINIMUM TEMPERATURE (F) 67 54 1879  
1890  
 
SUNRISE AND SUNSET  
JULY 20 2025..........SUNRISE 525 AM EDT SUNSET 815 PM EDT  
JULY 21 2025..........SUNRISE 526 AM EDT SUNSET 814 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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