Climatological Report (Daily)
Issued by NWS Boston, MA

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050
CDUS41 KBOX 120525
CLIBOS

CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
125 AM EDT SAT JUL 12 2025

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

...THE BOSTON MA CLIMATE SUMMARY FOR JULY 11 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         75    759 PM 100    1911  82     -7       90
  MINIMUM         63    544 AM  54    1890  66     -3       74
  AVERAGE         69                        74     -5       82

PRECIPITATION (IN)
  YESTERDAY        T             2.36 1959   0.11  -0.11      T
  MONTH TO DATE    1.91                      1.12   0.79     0.54
  SINCE JUN 1      3.23                      5.01  -1.78     4.58
  SINCE JAN 1     23.02                     22.66   0.36    29.59

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 JUN 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                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     44                        50     -6        7
  SINCE JUL 1      0                         0      0        0

 COOLING
  YESTERDAY        4                         9     -5       17
  MONTH TO DATE  124                        94     30      127
  SINCE JUN 1    314                       232     82      317
  SINCE JAN 1    343                       265     78      363
...................................................................


WIND (MPH)
  RESULTANT WIND SPEED   4   RESULTANT WIND DIRECTION  SE (120)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     E (90)
  AVERAGE WIND SPEED     7.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           400 AM
 LOWEST     76           100 PM
 AVERAGE    88

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


THE BOSTON MA CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   82        97      1908
 MINIMUM TEMPERATURE (F)   66        54      1886


SUNRISE AND SUNSET
JULY 12 2025..........SUNRISE   519 AM EDT   SUNSET   821 PM EDT
JULY 13 2025..........SUNRISE   519 AM EDT   SUNSET   820 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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