246  
CDUS41 KBOX 172135  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
535 PM EDT TUE OCT 17 2023  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR OCTOBER 17 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 60 1132 AM 89 1947 62 -2 60  
MINIMUM 50 643 AM 27 1886 47 3 49  
AVERAGE 55 54 1 55  
 
PRECIPITATION (IN)  
TODAY T 1.18 1989 0.13 -0.13 0.23  
MONTH TO DATE 0.19 2.18 -1.99 3.41  
SINCE SEP 1 3.94 5.74 -1.80 6.01  
SINCE JAN 1 40.50 33.78 6.72 23.94  
 
SNOWFALL (IN)  
TODAY 0.0 T 1970 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE SEP 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
 
DEGREE DAYS  
HEATING  
TODAY 10 11 -1 10  
MONTH TO DATE 89 141 -52 113  
SINCE SEP 1 145 212 -67 170  
SINCE JUL 1 145 221 -76 170  
 
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 10 HIGHEST WIND DIRECTION E (90)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION E (80)  
AVERAGE WIND SPEED 7.7  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.8  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
LIGHT RAIN  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 89 1200 AM  
LOWEST 70 1100 AM  
AVERAGE 80  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 61 82 1947  
MINIMUM TEMPERATURE (F) 47 31 1883  
1939  
 
SUNRISE AND SUNSET  
OCTOBER 17 2023.......SUNRISE 659 AM EDT SUNSET 559 PM EDT  
OCTOBER 18 2023.......SUNRISE 700 AM EDT SUNSET 558 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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