538
CDUS41 KBOX 222206
CLIBOS
CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
506 PM EST MON DEC 22 2025
...............................
..THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 22 2025
VALID TODAY AS OF 0500 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 32 359 PM 62 1990 41 -9 19
MINIMUM 25 920 AM 1 1879 28 -3 11
1883
AVERAGE 29 34 -5 15
PRECIPITATION (IN)
TODAY 0.00 1.31 1969 0.13 -0.13 0.00
MONTH TO DATE 1.28 3.14 -1.86 5.01
SINCE DEC 1 1.28 3.14 -1.86 5.01
SINCE JAN 1 36.03 42.43 -6.40 44.75
SNOWFALL (IN)
TODAY 0.0 5.3 1975 0.3 -0.3 0.0
MONTH TO DATE 1.3 5.6 -4.3 5.5
SINCE DEC 1 1.3 5.6 -4.3 5.5
SINCE JUL 1 1.3 6.5 -5.2 5.5
DEGREE DAYS
HEATING
TODAY 36 31 5 50
MONTH TO DATE 715 620 95 649
SINCE DEC 1 715 620 95 649
SINCE JUL 1 1652 1634 18 1432
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 23 HIGHEST WIND DIRECTION NW (300)
HIGHEST GUST SPEED 34 HIGHEST GUST DIRECTION NW (300)
AVERAGE WIND SPEED 13.7
SKY COVER
POSSIBLE SUNSHINE MM
AVERAGE SKY COVER 0.4
WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED TODAY.
NO SIGNIFICANT WEATHER WAS OBSERVED.
RELATIVE HUMIDITY (PERCENT)
HIGHEST 49 200 AM
LOWEST 29 100 PM
AVERAGE 39
......................................................
THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
NORMAL RECORD YEAR
MAXIMUM TEMPERATURE (F) 40 67 1990
MINIMUM TEMPERATURE (F) 27 -12 1883
SUNRISE AND SUNSET
DECEMBER 22 2025......SUNRISE 711 AM EST SUNSET 415 PM EST
DECEMBER 23 2025......SUNRISE 711 AM EST SUNSET 416 PM EST
- INDICATES NEGATIVE NUMBERS.
R INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T INDICATES TRACE AMOUNT.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page