651  
CDUS41 KBOX 220531  
CLIBOS  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE BOSTON/NORTON MA  
1231 AM EST THU DEC 22 2022  
   
...............................
 
 
   
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 21 2022
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1872 TO 2022  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 39 305 PM 65 2018 41 -2 44  
MINIMUM 27 721 AM -5 1942 28 -1 30  
AVERAGE 33 34 -1 37  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.91 1946 0.15 -0.15 0.00  
MONTH TO DATE 2.60 3.01 -0.41 1.70  
SINCE DEC 1 2.60 3.01 -0.41 1.70  
SINCE JAN 1 30.10 42.30 -12.20 51.58  
 
SNOWFALL (IN)  
YESTERDAY 0.0 10.1 1975 0.4 -0.4 0.0  
MONTH TO DATE 1.0 5.3 -4.3 0.4  
SINCE DEC 1 1.0 5.3 -4.3 0.4  
SINCE JUL 1 1.0 6.2 -5.2 0.4  
 
DEGREE DAYS  
HEATING  
YESTERDAY 32 31 1 28  
MONTH TO DATE 549 589 -40 500  
SINCE DEC 1 549 589 -40 500  
SINCE JUL 1 1346 1603 -257 1288  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE DEC 1 0 0 0 0  
SINCE JAN 1 1033 800 233 1146    
...............................................................
 
 
WIND (MPH)  
RESULTANT WIND SPEED 3 RESULTANT WIND DIRECTION NW (300)  
HIGHEST WIND SPEED 12 HIGHEST WIND DIRECTION NW (320)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION NW (320)  
AVERAGE WIND SPEED 6.0  
 
SKY COVER  
POSSIBLE SUNSHINE MM  
AVERAGE SKY COVER 0.3  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 75 1100 PM  
LOWEST 52 400 PM  
AVERAGE 64  
   
......................................................
 
 
THE BOSTON MA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 41 62 1990  
MINIMUM TEMPERATURE (F) 28 1 1879  
1883  
 
SUNRISE AND SUNSET  
DECEMBER 22 2022......SUNRISE 710 AM EST SUNSET 415 PM EST  
DECEMBER 23 2022......SUNRISE 711 AM EST SUNSET 416 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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