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901
CDUS41 KBOX 090616
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
116 AM EST WED DEC 09 2020
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 8 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 31 210 PM 65 1927 44 -13 41
MINIMUM 26 1159 PM -4 1902 31 -5 23
AVERAGE 29 37 -8 32
PRECIPITATION (IN)
YESTERDAY 0.00 1.33 1969 0.12 -0.12 0.00
MONTH TO DATE 2.15 1.05 1.10 1.47
SINCE DEC 1 2.15 1.05 1.10 1.47
SINCE JAN 1 34.02 41.04 -7.02 45.78
SNOWFALL (IN)
YESTERDAY 0.0 1.7 1922 0.3 -0.3 0.0
MONTH TO DATE 0.3 1.6 -1.3 7.3
SINCE DEC 1 0.3 1.6 -1.3 7.3
SINCE JUL 1 4.6 2.9 1.7 7.3
DEGREE DAYS
HEATING
YESTERDAY 36 28 8 33
MONTH TO DATE 204 212 -8 249
SINCE DEC 1 204 212 -8 249
SINCE JUL 1 1091 1267 -176 1171
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 13 RESULTANT WIND DIRECTION NW (330)
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION N (360)
HIGHEST GUST SPEED 27 HIGHEST GUST DIRECTION N (350)
AVERAGE WIND SPEED 13.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 77 300 AM
LOWEST 55 500 PM
AVERAGE 66
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 70 1966
MINIMUM TEMPERATURE (F) 31 -8 1902
SUNRISE AND SUNSET
DECEMBER 9 2020......SUNRISE 702 AM EST SUNSET 411 PM EST
DECEMBER 10 2020......SUNRISE 703 AM EST SUNSET 411 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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