238  
CDUS41 KBOX 172234  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
534 PM EST TUE JAN 17 2023  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 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 50 321 PM 59 1913 36 14 49  
MINIMUM 32 459 AM -4 1907 23 9 35  
AVERAGE 41 30 11 42  
 
PRECIPITATION (IN)  
TODAY 0.00 1.25 1909 0.11 -0.11 0.73  
MONTH TO DATE 1.95 1.95 0.00 1.65  
SINCE DEC 1 5.70 6.25 -0.55 4.10  
SINCE JAN 1 1.95 1.95 0.00 1.65  
 
SNOWFALL (IN)  
TODAY 0.0 6.1 1956 0.5 -0.5 0.0  
MONTH TO DATE 3.9 7.6 -3.7 11.8  
SINCE DEC 1 4.9 16.6 -11.7 12.2  
SINCE JUL 1 4.9 17.5 -12.6 12.2  
 
DEGREE DAYS  
HEATING  
TODAY 24 36 -12 23  
MONTH TO DATE 453 587 -134 596  
SINCE DEC 1 1303 1495 -192 1388  
SINCE JUL 1 2100 2509 -409 2176  
 
COOLING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 0 0 0 0    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (300)  
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 9.4  
 
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 72 1200 AM  
LOWEST 44 500 PM  
AVERAGE 58  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 36 63 1990  
MINIMUM TEMPERATURE (F) 23 -3 1974  
 
SUNRISE AND SUNSET  
JANUARY 17 2023.......SUNRISE 710 AM EST SUNSET 439 PM EST  
JANUARY 18 2023.......SUNRISE 709 AM EST SUNSET 440 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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