864  
CDUS41 KBOX 280602  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
102 AM EST SAT JAN 28 2023  
   
...............................  
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR JANUARY 27 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 42 256 PM 63 1974 36 6 27  
MINIMUM 30 710 AM -6 1924 22 8 9  
AVERAGE 36 29 7 18  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.82 1996 0.10 -0.10 0.00  
MONTH TO DATE 5.19 2.98 2.21 1.87  
SINCE DEC 1 8.94 7.28 1.66 4.32  
SINCE JAN 1 5.19 2.98 2.21 1.87  
 
SNOWFALL (IN)  
YESTERDAY 0.0 22.1 2015 0.5 -0.5 0.0  
MONTH TO DATE 6.6 12.3 -5.7 12.4  
SINCE DEC 1 7.6 21.3 -13.7 12.8  
SINCE JUL 1 7.6 22.2 -14.6 12.8  
 
DEGREE DAYS  
HEATING  
YESTERDAY 29 36 -7 47  
MONTH TO DATE 731 947 -216 991  
SINCE DEC 1 1581 1855 -274 1783  
SINCE JUL 1 2378 2869 -491 2571  
 
COOLING  
YESTERDAY 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)  
RESULTANT WIND SPEED 6 RESULTANT WIND DIRECTION W (280)  
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (280)  
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION NW (300)  
AVERAGE WIND SPEED 8.5  
 
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 1100 PM  
LOWEST 41 400 PM  
AVERAGE 58  
   
......................................................  
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 37 63 1916  
MINIMUM TEMPERATURE (F) 22 -5 1935  
 
SUNRISE AND SUNSET  
JANUARY 28 2023.......SUNRISE 702 AM EST SUNSET 453 PM EST  
JANUARY 29 2023.......SUNRISE 701 AM EST SUNSET 454 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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