971  
CDUS41 KBOX 042124  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
524 PM EDT SUN MAY 04 2025  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 4 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 77 1152 AM 90 2001 63 14 53  
MINIMUM 55 226 PM 33 1911 47 8 47  
AVERAGE 66 55 11 50  
 
PRECIPITATION (IN)  
TODAY 0.06 2.71 1893 0.11 -0.05 0.00  
MONTH TO DATE 0.40 0.43 -0.03 0.15  
SINCE MAR 1 7.63 8.23 -0.60 12.05  
SINCE JAN 1 12.94 14.83 -1.89 20.34  
 
SNOWFALL (IN)  
TODAY 0.0 T 1920 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 T 10.6 -10.6 0.1  
SINCE JUL 1 28.1 49.2 -21.1 9.8  
 
DEGREE DAYS  
HEATING  
TODAY 0 10 -10 15  
MONTH TO DATE 16 43 -27 54  
SINCE MAR 1 1135 1367 -232 1235  
SINCE JUL 1 4894 5305 -411 4720  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 7 0 7 0  
SINCE MAR 1 13 4 9 0  
SINCE JAN 1 13 4 9 0    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION SW (230)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION SW (230)  
AVERAGE WIND SPEED 9.2  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 500 AM  
LOWEST 62 1200 PM  
AVERAGE 81  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 63 89 1949  
MINIMUM TEMPERATURE (F) 47 35 1874  
1891  
1907  
 
SUNRISE AND SUNSET  
MAY 4 2025...........SUNRISE 535 AM EDT SUNSET 747 PM EDT  
MAY 5 2025...........SUNRISE 534 AM EDT SUNSET 749 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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