580  
CDUS41 KBOX 230529  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
129 AM EDT MON OCT 23 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 22 2023
 
 
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)  
YESTERDAY  
MAXIMUM 58 109 PM 83 1979 60 -2 68  
MINIMUM 48 1159 PM 28 1940 46 2 47  
AVERAGE 53 53 0 58  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.53 1898 0.14 -0.14 0.00  
MONTH TO DATE 0.80 2.86 -2.06 3.59  
SINCE SEP 1 4.55 6.42 -1.87 6.19  
SINCE JAN 1 41.11 34.46 6.65 24.12  
 
SNOWFALL (IN)  
YESTERDAY 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 0.0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 12 12 0 7  
MONTH TO DATE 131 199 -68 164  
SINCE SEP 1 187 270 -83 221  
SINCE JUL 1 187 279 -92 221  
 
COOLING  
YESTERDAY 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)  
RESULTANT WIND SPEED 15 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 25 HIGHEST WIND DIRECTION W (260)  
HIGHEST GUST SPEED 32 HIGHEST GUST DIRECTION W (280)  
AVERAGE WIND SPEED 15.2  
 
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 75 100 AM  
LOWEST 51 100 PM  
AVERAGE 63  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 60 84 1947  
MINIMUM TEMPERATURE (F) 45 29 1883  
 
SUNRISE AND SUNSET  
OCTOBER 23 2023.......SUNRISE 706 AM EDT SUNSET 550 PM EDT  
OCTOBER 24 2023.......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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