Climatological Report (Daily)
Issued by NWS Boston, MA

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CDUS41 KBOX 092150
CLIBOS


CLIMATE REPORT
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
440 PM EST SUN DEC 9 2018


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

...THE BOSTON MA CLIMATE SUMMARY FOR DECEMBER 9 2018...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1872 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         37    223 PM  70    1966  43     -6       37
  MINIMUM         23    703 AM  -8    1902  31     -8       31
  AVERAGE         30                        37     -7       34

PRECIPITATION (IN)
  TODAY            0.00          2.90 2014   0.13  -0.13     0.66
  MONTH TO DATE    0.75                      1.18  -0.43     1.29
  SINCE DEC 1      0.75                      1.18  -0.43     1.29
  SINCE JAN 1     51.35                     41.17  10.18    42.25

SNOWFALL (IN)
  TODAY            0.0           8.6  2005   0.2   -0.2      5.8
  MONTH TO DATE    T                         1.8   -1.8      5.8
  SINCE DEC 1      T                         1.8   -1.8      5.8
  SINCE JUL 1      0.1                       3.1   -3.0      5.8
  SNOW DEPTH      MM

DEGREE DAYS
 HEATING
  TODAY           35                        28      7       31
  MONTH TO DATE  256                       240     16      219
  SINCE DEC 1    256                       240     16      219
  SINCE JUL 1   1280                      1295    -15     1046

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1132                       747    385      880
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    17   HIGHEST WIND DIRECTION    SW (230)
  HIGHEST GUST SPEED    20   HIGHEST GUST DIRECTION     W (250)
  AVERAGE WIND SPEED     8.7


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    68           600 AM
 LOWEST     36          1200 AM
 AVERAGE    52

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


THE BOSTON MA CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        64      1907
                                             1897
 MINIMUM TEMPERATURE (F)   30        -1      1902


SUNRISE AND SUNSET
DECEMBER  9 2018......SUNRISE   701 AM EST   SUNSET   411 PM EST
DECEMBER 10 2018......SUNRISE   702 AM EST   SUNSET   411 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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