476  
CDUS41 KBOX 222118  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
518 PM EDT FRI OCT 22 2021  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 22 2021
 
 
VALID TODAY AS OF 0500 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 72 1243 PM 83 1979 60 12 67  
MINIMUM 60 340 AM 28 1940 46 14 54  
AVERAGE 66 53 13 61  
 
PRECIPITATION (IN)  
TODAY 0.00 1.53 1898 0.14 -0.14 0.00  
MONTH TO DATE 1.84 2.86 -1.02 3.53  
SINCE SEP 1 9.31 6.42 2.89 4.50  
SINCE JAN 1 45.27 34.46 10.81 26.22  
 
SNOWFALL (IN)  
TODAY 0.0 T 1969 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.1 -0.1 0.0  
SINCE SEP 1 0.0 0.1 -0.1 0.0  
SINCE JUL 1 0.0 0.1 -0.1 T  
 
DEGREE DAYS  
HEATING  
TODAY 0 12 -12 4  
MONTH TO DATE 52 199 -147 160  
SINCE SEP 1 64 270 -206 230  
SINCE JUL 1 73 279 -206 232  
 
COOLING  
TODAY 1 0 1 0  
MONTH TO DATE 15 6 9 3  
SINCE SEP 1 171 97 74 97  
SINCE JAN 1 1147 797 350 924    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION SW (240)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION W (270)  
AVERAGE WIND SPEED 11.8  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.5  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 400 AM  
LOWEST 44 400 PM  
AVERAGE 69  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1947  
MINIMUM TEMPERATURE (F) 45 29 1883  
 
SUNRISE AND SUNSET  
OCTOBER 22 2021.......SUNRISE 706 AM EDT SUNSET 551 PM EDT  
OCTOBER 23 2021.......SUNRISE 707 AM EDT SUNSET 549 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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