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774
CDUS41 KBOX 210600
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
100 AM EST THU DEC 21 2023
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 20 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 44 345 PM 63 1957 41 3 41
MINIMUM 30 722 AM -11 1875 28 2 30
1942
AVERAGE 37 35 2 36
PRECIPITATION (IN)
YESTERDAY 0.00 1.35 1936 0.13 -0.13 0.00
MONTH TO DATE 5.28 2.86 2.42 2.60
SINCE DEC 1 5.28 2.86 2.42 2.60
SINCE JAN 1 48.94 42.15 6.79 30.10
SNOWFALL (IN)
YESTERDAY 0.0 10.0 2009 0.3 -0.3 0.0
MONTH TO DATE 0.2 4.9 -4.7 1.0
SINCE DEC 1 0.2 4.9 -4.7 1.0
SINCE JUL 1 0.2 5.8 -5.6 1.0
DEGREE DAYS
HEATING
YESTERDAY 28 30 -2 29
MONTH TO DATE 460 558 -98 517
SINCE DEC 1 460 558 -98 517
SINCE JUL 1 1364 1572 -208 1314
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 860 800 60 1033
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION NW (320)
HIGHEST WIND SPEED 20 HIGHEST WIND DIRECTION NW (330)
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION NW (330)
AVERAGE WIND SPEED 10.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.1
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 75 500 AM
LOWEST 32 400 PM
AVERAGE 54
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 65 2018
MINIMUM TEMPERATURE (F) 28 -5 1942
SUNRISE AND SUNSET
DECEMBER 21 2023......SUNRISE 710 AM EST SUNSET 414 PM EST
DECEMBER 22 2023......SUNRISE 710 AM EST SUNSET 415 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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