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030
CDUS41 KBOX 310538
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1238 AM EST THU DEC 31 2020
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...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 30 2020...
CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2020
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...................................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 41 1159 PM 63 1984 37 4 41
MINIMUM 24 619 AM -15 1933 24 0 36
AVERAGE 33 31 2 39
PRECIPITATION (IN)
YESTERDAY 0.00 2.08 1901 0.11 -0.11 1.29
MONTH TO DATE 5.57 3.68 1.89 5.80
SINCE DEC 1 5.57 3.68 1.89 5.80
SINCE JAN 1 37.44 43.67 -6.23 50.11
SNOWFALL (IN)
YESTERDAY 0.0 8.0 1993 0.4 -0.4 T
MONTH TO DATE 13.0 8.6 4.4 11.5
SINCE DEC 1 13.0 8.6 4.4 11.5
SINCE JUL 1 17.3 9.9 7.4 11.5
DEGREE DAYS
HEATING
YESTERDAY 32 34 -2 26
MONTH TO DATE 868 902 -34 829
SINCE DEC 1 868 902 -34 829
SINCE JUL 1 1755 1957 -202 1751
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 924 747 177 1013
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WIND (MPH)
RESULTANT WIND SPEED 10 RESULTANT WIND DIRECTION SW (230)
HIGHEST WIND SPEED 24 HIGHEST WIND DIRECTION SW (210)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION SW (210)
AVERAGE WIND SPEED 11.9
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.7
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 76 1100 PM
LOWEST 32 200 PM
AVERAGE 54
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 37 65 1932
MINIMUM TEMPERATURE (F) 24 -8 1917
SUNRISE AND SUNSET
DECEMBER 31 2020......SUNRISE 713 AM EST SUNSET 422 PM EST
JANUARY 1 2021.......SUNRISE 713 AM EST SUNSET 423 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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