141  
CDUS41 KBOX 202133  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
533 PM EDT FRI JUN 20 2025  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JUNE 20 2025
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 85 239 PM 98 1953 78 7 97  
MINIMUM 71 429 AM 47 1918 61 10 69  
AVERAGE 78 70 8 83  
 
PRECIPITATION (IN)  
TODAY 0.00 2.40 1945 0.13 -0.13 0.29  
MONTH TO DATE 1.27 2.73 -1.46 1.13  
SINCE JUN 1 1.27 2.73 -1.46 1.13  
SINCE JAN 1 21.06 20.38 0.68 26.14  
 
SNOWFALL (IN)  
TODAY 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 28.1 49.2 -21.1 9.8  
 
DEGREE DAYS  
HEATING  
TODAY 0 1 -1 0  
MONTH TO DATE 43 45 -2 7  
SINCE JUN 1 43 45 -2 7  
SINCE JUL 1 5116 5541 -425 4874  
 
COOLING  
TODAY 13 5 8 18  
MONTH TO DATE 79 70 9 109  
SINCE JUN 1 79 70 9 109  
SINCE JAN 1 108 103 5 155    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 33 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 49 HIGHEST GUST DIRECTION W (260)  
AVERAGE WIND SPEED 19.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.4  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 84 100 AM  
LOWEST 34 100 PM  
AVERAGE 59  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 78 96 2012  
MINIMUM TEMPERATURE (F) 62 48 1940  
 
SUNRISE AND SUNSET  
JUNE 20 2025..........SUNRISE 507 AM EDT SUNSET 824 PM EDT  
JUNE 21 2025..........SUNRISE 507 AM EDT SUNSET 825 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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