CDUS41 KBOX 110531
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
131 AM EDT FRI SEP 11 2026

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

...THE BOSTON MA CLIMATE SUMMARY FOR SEPTEMBER 10 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         87    323 PM  95    1931  75     12       68
  MINIMUM         71   1159 PM  41    1883  60     11       57
  AVERAGE         79                        68     11       63

PRECIPITATION (IN)
  YESTERDAY        0.01          4.71 1999   0.11  -0.10     0.00
  MONTH TO DATE    0.86                      1.06  -0.20     1.43
  SINCE SEP 1      0.86                      1.06  -0.20     1.43
  SINCE JAN 1     18.42                     29.10 -10.68    26.38

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        0                         1     -1        2
  MONTH TO DATE    1                         8     -7       10
  SINCE SEP 1      1                         8     -7       10
  SINCE JUL 1      1                        17    -16       17

 COOLING
  YESTERDAY       14                         4     10        0
  MONTH TO DATE   54                        48      6       32
  SINCE SEP 1     54                        48      6       32
  SINCE JAN 1    971                       748    223      789
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED  16   RESULTANT WIND DIRECTION   W (250)
  HIGHEST WIND SPEED    28   HIGHEST WIND DIRECTION     W (250)
  HIGHEST GUST SPEED    42   HIGHEST GUST DIRECTION     W (260)
  AVERAGE WIND SPEED    17.3


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


WEATHER CONDITIONS
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76          1200 AM
 LOWEST     31           400 PM
 AVERAGE    54

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   75        99      1983
 MINIMUM TEMPERATURE (F)   60        40      1917


SUNRISE AND SUNSET
SEPTEMBER 11 2026.....SUNRISE   620 AM EDT   SUNSET   701 PM EDT
SEPTEMBER 12 2026.....SUNRISE   621 AM EDT   SUNSET   659 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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