108
CDUS41 KBOX 172231
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
531 PM EST SUN DEC 17 2023
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 17 2023
VALID TODAY AS OF 0500 PM LOCAL TIME.
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)
TODAY
MAXIMUM 48 254 PM 64 2000 42 6 43
MINIMUM 40 1228 AM -4 1876 29 11 35
1919
AVERAGE 44 35 9 39
PRECIPITATION (IN)
TODAY 0.00 2.82 1970 0.14 -0.14 0.15
MONTH TO DATE 3.23 2.44 0.79 2.60
SINCE DEC 1 3.23 2.44 0.79 2.60
SINCE JAN 1 46.89 41.73 5.16 30.10
SNOWFALL (IN)
TODAY 0.0 12.7 2020 0.3 -0.3 T
MONTH TO DATE 0.2 4.0 -3.8 1.0
SINCE DEC 1 0.2 4.0 -3.8 1.0
SINCE JUL 1 0.2 4.9 -4.7 1.0
DEGREE DAYS
HEATING
TODAY 21 30 -9 26
MONTH TO DATE 383 468 -85 432
SINCE DEC 1 383 468 -85 432
SINCE JUL 1 1287 1482 -195 1229
COOLING
TODAY 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
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION E (100)
HIGHEST GUST SPEED 19 HIGHEST GUST DIRECTION E (90)
AVERAGE WIND SPEED 9.5
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 93 400 PM
LOWEST 73 400 AM
AVERAGE 83
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 42 61 1915
1928
1990
MINIMUM TEMPERATURE (F) 29 -6 1919
SUNRISE AND SUNSET
DECEMBER 17 2023......SUNRISE 707 AM EST SUNSET 413 PM EST
DECEMBER 18 2023......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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