024
CDUS41 KBOX 092126
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
426 PM EST TUE DEC 09 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 9 2025
VALID TODAY AS OF 0400 PM LOCAL TIME.
CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2025
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST
VALUE (LST) VALUE VALUE FROM YEAR
NORMAL
...............................................................
TEMPERATURE (F)
TODAY
MAXIMUM 29 211 PM 70 1966 44 -15 46
MINIMUM 14 656 AM -8 1902 31 -17 35
AVERAGE 22 38 -16 41
PRECIPITATION (IN)
TODAY 0.00 2.90 2014 0.15 -0.15 0.35
MONTH TO DATE 0.71 1.32 -0.61 0.79
SINCE DEC 1 0.71 1.32 -0.61 0.79
SINCE JAN 1 35.46 40.61 -5.15 40.53
SNOWFALL (IN)
TODAY 0.0 8.6 2005 0.2 -0.2 0.0
MONTH TO DATE T 1.8 -1.8 0.3
SINCE DEC 1 T 1.8 -1.8 0.3
SINCE JUL 1 T 2.7 -2.7 0.3
DEGREE DAYS
HEATING
TODAY 43 28 15 24
MONTH TO DATE 312 238 74 267
SINCE DEC 1 312 238 74 267
SINCE JUL 1 1249 1252 -3 1050
COOLING
TODAY 0 0 0 0
MONTH TO DATE 0 0 0 0
SINCE DEC 1 0 0 0 0
SINCE JAN 1 865 800 65 891
...............................................................
WIND (MPH)
HIGHEST WIND SPEED 15 HIGHEST WIND DIRECTION NW (310)
HIGHEST GUST SPEED 21 HIGHEST GUST DIRECTION SW (220)
AVERAGE WIND SPEED 8.3
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.3
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 51 700 AM
LOWEST 21 200 PM
AVERAGE 36
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 44 64 1897
1907
MINIMUM TEMPERATURE (F) 31 -1 1902
SUNRISE AND SUNSET
DECEMBER 9 2025......SUNRISE 702 AM EST SUNSET 411 PM EST
DECEMBER 10 2025......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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