Climatological Report (Daily)
Issued by NWS Boston, MA

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268
CDUS41 KBOX 280526
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
126 AM EDT MON SEP 28 2026

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 27 2026...

CLIMATE NORMAL PERIOD 1991 TO 2020
CLIMATE RECORD PERIOD 1872 TO 2026


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
...................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         60    659 PM  86    1933  69     -9       76
                                      1998
                                      2017
  MINIMUM         56   1159 PM  37    1947  54      2       64
  AVERAGE         58                        62     -4       70

PRECIPITATION (IN)
  YESTERDAY        1.50          2.37 1962   0.13   1.37     0.00
  MONTH TO DATE    4.34                      3.17   1.17     3.08
  SINCE SEP 1      4.34                      3.17   1.17     3.08
  SINCE JAN 1     21.90                     31.21  -9.31    28.03

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2000   0.0    0.0      0.0
                                      2001
                                      2002
  MONTH TO DATE    0.0                       0.0    0.0      0.0
  SINCE SEP 1      0.0                       0.0    0.0      0.0
  SINCE JUL 1      0.0                       0.0    0.0      0.0

DEGREE DAYS
 HEATING
  YESTERDAY        7                         5      2        0
  MONTH TO DATE   69                        55     14       32
  SINCE SEP 1     69                        55     14       32
  SINCE JUL 1     69                        64      5       39

 COOLING
  YESTERDAY        0                         1     -1        5
  MONTH TO DATE   77                        88    -11       69
  SINCE SEP 1     77                        88    -11       69
  SINCE JAN 1    994                       788    206      826
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  25   RESULTANT WIND DIRECTION  NE (30)
  HIGHEST WIND SPEED    36   HIGHEST WIND DIRECTION    NE (40)
  HIGHEST GUST SPEED    50   HIGHEST GUST DIRECTION    NE (50)
  AVERAGE WIND SPEED    25.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    97           100 AM
 LOWEST     93          1200 AM
 AVERAGE    95

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   69        90      1873
                                             1881
 MINIMUM TEMPERATURE (F)   54        37      1947


SUNRISE AND SUNSET
SEPTEMBER 28 2026.....SUNRISE   638 AM EDT   SUNSET   631 PM EDT
SEPTEMBER 29 2026.....SUNRISE   639 AM EDT   SUNSET   629 PM EDT


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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