547  
CDUS41 KBOX 222022  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
322 PM EST WED DEC 22 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 22 2021
 
 
VALID TODAY AS OF 0300 PM LOCAL TIME.  
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2021  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
TODAY  
MAXIMUM 43 541 AM 62 1990 41 2 44  
MINIMUM 35 1232 AM 1 1879 28 7 32  
1883  
AVERAGE 39 34 5 38  
 
PRECIPITATION (IN)  
TODAY 0.09 1.31 1969 0.13 -0.04 0.00  
MONTH TO DATE 1.79 3.14 -1.35 3.08  
SINCE DEC 1 1.79 3.14 -1.35 3.08  
SINCE JAN 1 51.67 42.43 9.24 34.95  
 
SNOWFALL (IN)  
TODAY 0.0 5.3 1975 0.3 -0.3 0.0  
MONTH TO DATE 0.4 5.6 -5.2 13.0  
SINCE DEC 1 0.4 5.6 -5.2 13.0  
SINCE JUL 1 0.4 6.5 -6.1 17.3  
 
DEGREE DAYS  
HEATING  
TODAY 26 31 -5 27  
MONTH TO DATE 526 620 -94 645  
SINCE DEC 1 526 620 -94 645  
SINCE JUL 1 1314 1634 -320 1532  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1146 800 346 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 1.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 1000 AM  
LOWEST 75 1200 AM  
AVERAGE 86  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 40 67 1990  
MINIMUM TEMPERATURE (F) 27 -12 1883  
 
SUNRISE AND SUNSET  
DECEMBER 22 2021......SUNRISE 711 AM EST SUNSET 415 PM EST  
DECEMBER 23 2021......SUNRISE 711 AM EST SUNSET 416 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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