411  
CDUS41 KBOX 212119  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
419 PM EST SUN NOV 21 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 21 2021
 
 
VALID AS OF 0400 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 54 259 PM 74 1931 50 4 62  
MINIMUM 39 415 AM 10 1879 36 3 42  
AVERAGE 47 43 4 52  
 
PRECIPITATION (IN)  
TODAY 0.00 2.31 1876 0.12 -0.12 0.00  
MONTH TO DATE 1.08 2.49 -1.41 1.24  
SINCE SEP 1 13.66 10.08 3.58 7.19  
SINCE JAN 1 49.62 38.12 11.50 28.91  
 
SNOWFALL (IN)  
TODAY 0.0 3.0 1929 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.2 -0.2 T  
SINCE SEP 1 0.0 0.4 -0.4 4.3  
SINCE JUL 1 0.0 0.4 -0.4 4.3  
SNOW DEPTH MM  
 
DEGREE DAYS  
HEATING  
TODAY 18 22 -4 13  
MONTH TO DATE 358 395 -37 321  
SINCE SEP 1 534 792 -258 706  
SINCE JUL 1 543 801 -258 708  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE SEP 1 170 100 70 97  
SINCE JAN 1 1146 800 346 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 14 HIGHEST WIND DIRECTION S (190)  
HIGHEST GUST SPEED 17 HIGHEST GUST DIRECTION S (190)  
AVERAGE WIND SPEED 6.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.9  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 82 800 AM  
LOWEST 61 300 PM  
AVERAGE 72  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 49 74 1931  
MINIMUM TEMPERATURE (F) 36 9 1879  
 
SUNRISE AND SUNSET  
NOVEMBER 21 2021......SUNRISE 643 AM EST SUNSET 417 PM EST  
NOVEMBER 22 2021......SUNRISE 644 AM EST SUNSET 417 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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