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033
CDUS41 KBOX 160628
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
128 AM EST WED DEC 16 2020
...................................
...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 15 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 36 215 PM 66 1975 41 -5 55
MINIMUM 23 1159 PM -2 1874 28 -5 34
AVERAGE 30 35 -5 45
PRECIPITATION (IN)
YESTERDAY 0.00 1.51 1981 0.13 -0.13 0.00
MONTH TO DATE 2.71 1.93 0.78 3.77
SINCE DEC 1 2.71 1.93 0.78 3.77
SINCE JAN 1 34.58 41.92 -7.34 48.08
SNOWFALL (IN)
YESTERDAY 0.0 6.1 1916 0.2 -0.2 0.0
MONTH TO DATE 0.3 3.4 -3.1 10.1
SINCE DEC 1 0.3 3.4 -3.1 10.1
SINCE JUL 1 4.6 4.7 -0.1 10.1
DEGREE DAYS
HEATING
YESTERDAY 35 30 5 20
MONTH TO DATE 391 415 -24 397
SINCE DEC 1 391 415 -24 397
SINCE JUL 1 1278 1470 -192 1319
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 W (290)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 13.8
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 1200 AM
LOWEST 25 200 PM
AVERAGE 50
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THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 64 1971
MINIMUM TEMPERATURE (F) 28 1 1876
1883
SUNRISE AND SUNSET
DECEMBER 16 2020......SUNRISE 707 AM EST SUNSET 413 PM EST
DECEMBER 17 2020......SUNRISE 708 AM EST SUNSET 413 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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