960  
CDUS41 KBOX 220618  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
218 AM EDT TUE JUL 22 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JULY 21 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 80 224 PM 102 1977 83 -3 88  
MINIMUM 66 1159 PM 52 1890 67 -1 67  
AVERAGE 73 74 -1 78  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.33 1938 0.10 -0.10 0.00  
MONTH TO DATE 2.11 2.18 -0.07 1.13  
SINCE JUN 1 3.43 6.07 -2.64 5.17  
SINCE JAN 1 23.22 23.72 -0.50 30.18  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1954 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  
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 8 10 -2 13  
MONTH TO DATE 242 191 51 270  
SINCE JUN 1 432 329 103 460  
SINCE JAN 1 461 362 99 506    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 12 RESULTANT WIND DIRECTION NW (320)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION NW (330)  
AVERAGE WIND SPEED 12.9  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.2  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 300 AM  
LOWEST 30 400 PM  
AVERAGE 57  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 103 1926  
2011  
MINIMUM TEMPERATURE (F) 67 55 1890  
 
SUNRISE AND SUNSET  
JULY 22 2025..........SUNRISE 527 AM EDT SUNSET 814 PM EDT  
JULY 23 2025..........SUNRISE 528 AM EDT SUNSET 813 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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