202
CDUS41 KBOX 110526
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1226 AM EST THU DEC 11 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 10 2025
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)
YESTERDAY
MAXIMUM 49 350 PM 64 1897 44 5 44
1907
MINIMUM 32 529 AM -1 1902 31 1 31
AVERAGE 41 37 4 38
PRECIPITATION (IN)
YESTERDAY 0.04 2.58 1878 0.14 -0.10 0.06
MONTH TO DATE 0.75 1.46 -0.71 0.85
SINCE DEC 1 0.75 1.46 -0.71 0.85
SINCE JAN 1 35.50 40.75 -5.25 40.59
SNOWFALL (IN)
YESTERDAY 0.0 4.0 1928 0.3 -0.3 0.0
MONTH TO DATE T 2.1 -2.1 0.3
SINCE DEC 1 T 2.1 -2.1 0.3
SINCE JUL 1 T 3.0 -3.0 0.3
DEGREE DAYS
HEATING
YESTERDAY 24 28 -4 27
MONTH TO DATE 335 266 69 294
SINCE DEC 1 335 266 69 294
SINCE JUL 1 1272 1280 -8 1077
COOLING
YESTERDAY 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)
RESULTANT WIND SPEED 13 RESULTANT WIND DIRECTION SW (210)
HIGHEST WIND SPEED 26 HIGHEST WIND DIRECTION S (200)
HIGHEST GUST SPEED 39 HIGHEST GUST DIRECTION S (190)
AVERAGE WIND SPEED 14.1
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.9
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
LIGHT RAIN
RELATIVE HUMIDITY (PERCENT)
HIGHEST 86 800 PM
LOWEST 57 1100 AM
AVERAGE 72
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TODAY
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 43 68 1911
MINIMUM TEMPERATURE (F) 31 -2 1876
SUNRISE AND SUNSET
DECEMBER 11 2025......SUNRISE 703 AM EST SUNSET 412 PM EST
DECEMBER 12 2025......SUNRISE 704 AM EST SUNSET 412 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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