156  
CDUS41 KBOX 190532  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1232 AM EST FRI NOV 19 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR NOVEMBER 18 2021
 
 
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)  
YESTERDAY  
MAXIMUM 70 158 PM 73 1953 51 19 35  
MINIMUM 52 1254 AM 14 1936 37 15 23  
AVERAGE 61 44 17 29  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 3.09 1878 0.11 -0.11 0.00  
MONTH TO DATE 0.80 2.13 -1.33 1.24  
SINCE SEP 1 13.38 9.72 3.66 7.19  
SINCE JAN 1 49.34 37.76 11.58 28.91  
 
SNOWFALL (IN)  
YESTERDAY 0.0 2.2 1980 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  
 
DEGREE DAYS  
HEATING  
YESTERDAY 4 21 -17 36  
MONTH TO DATE 295 330 -35 267  
SINCE SEP 1 471 727 -256 652  
SINCE JUL 1 480 736 -256 654  
 
COOLING  
YESTERDAY 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)  
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION SW (210)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (290)  
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION W (290)  
AVERAGE WIND SPEED 13.4  
 
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 90 300 AM  
LOWEST 49 200 PM  
AVERAGE 70  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 50 75 1941  
MINIMUM TEMPERATURE (F) 37 14 1936  
 
SUNRISE AND SUNSET  
NOVEMBER 19 2021......SUNRISE 640 AM EST SUNSET 419 PM EST  
NOVEMBER 20 2021......SUNRISE 641 AM EST SUNSET 418 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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