Climatological Report (Daily)
Issued by NWS Boston, MA

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CDUS41 KBOX 310535
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
1235 AM EST WED DEC 31 2025

...................................

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 30 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         33   1215 AM  63    1984  39     -6       58
                                      2022
  MINIMUM         24    726 AM -15    1933  26     -2       44
  AVERAGE         29                        32     -3       51

PRECIPITATION (IN)
  YESTERDAY        T             2.08 1901   0.13  -0.13     0.52
  MONTH TO DATE    2.39                      4.18  -1.79     5.65
  SINCE DEC 1      2.39                      4.18  -1.79     5.65
  SINCE JAN 1     37.14                     43.47  -6.33    45.39

SNOWFALL (IN)
  YESTERDAY        T             8.0  1993   0.4   -0.4      0.0
  MONTH TO DATE    4.3                       8.6   -4.3      5.7
  SINCE DEC 1      4.3                       8.6   -4.3      5.7
  SINCE JUL 1      4.3                       9.5   -5.2      5.7

DEGREE DAYS
 HEATING
  YESTERDAY       36                        33      3       14
  MONTH TO DATE 1001                       876    125      891
  SINCE DEC 1   1001                       876    125      891
  SINCE JUL 1   1938                      1890     48     1674

 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  22   RESULTANT WIND DIRECTION   W (260)
  HIGHEST WIND SPEED    43   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    63   HIGHEST GUST DIRECTION     W (280)
  AVERAGE WIND SPEED    23.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           200 AM
 LOWEST     37           200 PM
 AVERAGE    67

..........................................................


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   39        65      1932
 MINIMUM TEMPERATURE (F)   25        -8      1917


SUNRISE AND SUNSET
DECEMBER 31 2025......SUNRISE   713 AM EST   SUNSET   421 PM EST
JANUARY  1 2026.......SUNRISE   713 AM EST   SUNSET   422 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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