264  
CDUS41 KBOX 202129  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
529 PM EDT FRI OCT 20 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 20 2023
 
 
VALID TODAY AS OF 0500 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 64 226 PM 79 1969 61 3 59  
MINIMUM 50 259 AM 32 1900 46 4 42  
1972  
1974  
AVERAGE 57 53 4 51  
 
PRECIPITATION (IN)  
TODAY 0.00 6.11 1996 0.14 -0.14 0.00  
MONTH TO DATE 0.19 2.59 -2.40 3.59  
SINCE SEP 1 3.94 6.15 -2.21 6.19  
SINCE JAN 1 40.50 34.19 6.31 24.12  
 
SNOWFALL (IN)  
TODAY 0.0 0.0 2007 0.1 -0.1 0.0  
2008  
2009  
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 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 8 12 -4 14  
MONTH TO DATE 112 175 -63 146  
SINCE SEP 1 168 246 -78 203  
SINCE JUL 1 168 255 -87 203  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 10 6 4 3  
SINCE SEP 1 146 97 49 74  
SINCE JAN 1 844 797 47 1024    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION SE (140)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION SE (140)  
AVERAGE WIND SPEED 7.1  
 
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 100 600 AM  
LOWEST 75 200 PM  
AVERAGE 88  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 82 1920  
MINIMUM TEMPERATURE (F) 46 30 1974  
 
SUNRISE AND SUNSET  
OCTOBER 20 2023.......SUNRISE 703 AM EDT SUNSET 555 PM EDT  
OCTOBER 21 2023.......SUNRISE 704 AM EDT SUNSET 553 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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