301
CDUS41 KBOX 200530
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1230 AM EST FRI DEC 20 2024
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 19 2024
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2024
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
YESTERDAY
MAXIMUM 45 1256 PM 64 1899 41 4 48
MINIMUM 32 1159 PM -10 1875 28 4 35
AVERAGE 39 35 4 42
PRECIPITATION (IN)
YESTERDAY 0.12 1.35 1986 0.15 -0.03 0.00
MONTH TO DATE 4.50 2.73 1.77 5.28
SINCE DEC 1 4.50 2.73 1.77 5.28
SINCE JAN 1 44.24 42.02 2.22 48.94
SNOWFALL (IN)
YESTERDAY 0.0 10.0 1945 0.3 -0.3 0.0
MONTH TO DATE 0.3 4.6 -4.3 0.2
SINCE DEC 1 0.3 4.6 -4.3 0.2
SINCE JUL 1 0.3 5.5 -5.2 0.2
DEGREE DAYS
HEATING
YESTERDAY 26 30 -4 23
MONTH TO DATE 524 528 -4 432
SINCE DEC 1 524 528 -4 432
SINCE JUL 1 1307 1542 -235 1336
COOLING
YESTERDAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 891 800 91 860
...............................................................
WIND (MPH)
RESULTANT WIND SPEED 9 RESULTANT WIND DIRECTION NW (310)
HIGHEST WIND SPEED 21 HIGHEST WIND DIRECTION W (290)
HIGHEST GUST SPEED 29 HIGHEST GUST DIRECTION W (290)
AVERAGE WIND SPEED 10.4
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.6
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
FOG
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 1200 AM
LOWEST 46 400 PM
AVERAGE 70
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 41 63 1957
MINIMUM TEMPERATURE (F) 28 -11 1875
1942
SUNRISE AND SUNSET
DECEMBER 20 2024......SUNRISE 710 AM EST SUNSET 414 PM EST
DECEMBER 21 2024......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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