783  
CDUS41 KBOX 240641  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
241 AM EDT SAT MAY 24 2025  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 23 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 58 254 PM 93 1964 68 -10 78  
MINIMUM 44 418 AM 40 1876 52 -8 65  
1882  
1967  
AVERAGE 51 60 -9 72  
 
PRECIPITATION (IN)  
YESTERDAY 0.44 1.09 1913 0.12 0.32 0.09  
MONTH TO DATE 6.90 2.35 4.55 2.81  
SINCE MAR 1 14.13 10.15 3.98 14.71  
SINCE JAN 1 19.44 16.75 2.69 23.00  
 
SNOWFALL (IN)  
YESTERDAY MM 0.0 2000 0.0 MM 0.0  
2001  
2002  
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  
YESTERDAY 14 6 8 0  
MONTH TO DATE 159 192 -33 192  
SINCE MAR 1 1278 1516 -238 1373  
SINCE JUL 1 5037 5454 -417 4858  
 
COOLING  
YESTERDAY 0 1 -1 7  
MONTH TO DATE 16 15 1 21  
SINCE MAR 1 22 19 3 21  
SINCE JAN 1 22 19 3 21    
...............................................................  
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NW (310)  
HIGHEST WIND SPEED 29 HIGHEST WIND DIRECTION N (350)  
HIGHEST GUST SPEED 40 HIGHEST GUST DIRECTION N (10)  
AVERAGE WIND SPEED 12.5  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 1200 AM  
LOWEST 57 300 PM  
AVERAGE 75  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 69 93 1964  
MINIMUM TEMPERATURE (F) 53 36 1882  
 
SUNRISE AND SUNSET  
MAY 24 2025...........SUNRISE 515 AM EDT SUNSET 808 PM EDT  
MAY 25 2025...........SUNRISE 514 AM EDT SUNSET 809 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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