227  
CDUS41 KBOX 220531  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1231 AM EST WED FEB 22 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR FEBRUARY 21 2023
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2023  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 46 1254 AM 72 2018 40 6 53  
MINIMUM 33 859 AM -1 1950 26 7 31  
AVERAGE 40 33 7 42  
 
PRECIPITATION (IN)  
YESTERDAY 0.15 2.45 1898 0.12 0.03 0.00  
MONTH TO DATE 0.27 2.35 -2.08 3.56  
SINCE DEC 1 9.25 10.04 -0.79 8.34  
SINCE JAN 1 5.50 5.74 -0.24 5.89  
 
SNOWFALL (IN)  
YESTERDAY T 8.5 1947 0.5 -0.5 0.0  
MONTH TO DATE T 11.1 -11.1 6.8  
SINCE DEC 1 7.9 34.4 -26.5 43.4  
SINCE JUL 1 7.9 35.3 -27.4 43.4  
 
DEGREE DAYS  
HEATING  
YESTERDAY 25 32 -7 23  
MONTH TO DATE 584 710 -126 653  
SINCE DEC 1 2269 2704 -435 2604  
SINCE JUL 1 3066 3718 -652 3392  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NE (60)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 9.1  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
LIGHT RAIN  
LIGHT SNOW  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 96 900 AM  
LOWEST 43 1200 AM  
AVERAGE 70  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 66 1997  
MINIMUM TEMPERATURE (F) 26 2 1918  
 
SUNRISE AND SUNSET  
FEBRUARY 22 2023......SUNRISE 631 AM EST SUNSET 525 PM EST  
FEBRUARY 23 2023......SUNRISE 629 AM EST SUNSET 526 PM EST  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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