832  
CDUS41 KBOX 120526  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
126 AM EDT SUN MAY 12 2024  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR MAY 11 2024
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2024  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 54 1106 AM 91 1993 65 -11 82  
MINIMUM 43 450 AM 33 1900 49 -6 58  
AVERAGE 49 57 -8 70  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.42 1989 0.10 -0.10 T  
MONTH TO DATE 1.33 1.15 0.18 0.28  
SINCE MAR 1 13.23 8.95 4.28 7.67  
SINCE JAN 1 21.52 15.55 5.97 14.26  
 
SNOWFALL (IN)  
YESTERDAY 0.0 T 1945 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 0.1 10.6 -10.5 0.9  
SINCE JUL 1 9.8 49.2 -39.4 12.4  
 
DEGREE DAYS  
HEATING  
YESTERDAY 16 8 8 0  
MONTH TO DATE 124 108 16 83  
SINCE MAR 1 1305 1432 -127 1251  
SINCE JUL 1 4790 5370 -580 4567  
 
COOLING  
YESTERDAY 0 1 -1 5  
MONTH TO DATE 0 3 -3 9  
SINCE MAR 1 0 7 -7 14  
SINCE JAN 1 0 7 -7 14    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 7 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION E (70)  
HIGHEST GUST SPEED 23 HIGHEST GUST DIRECTION NE (60)  
AVERAGE WIND SPEED 8.4  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 85 500 AM  
LOWEST 66 900 AM  
AVERAGE 76  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 65 88 1991  
2001  
MINIMUM TEMPERATURE (F) 49 33 1907  
 
SUNRISE AND SUNSET  
MAY 12 2024...........SUNRISE 525 AM EDT SUNSET 756 PM EDT  
MAY 13 2024...........SUNRISE 524 AM EDT SUNSET 757 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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