Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 082130
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
430 PM EST THU DEC 8 2016


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 8 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE
                VALUE   (LST)  VALUE       VALUE  FROM
                                                  NORMAL
...............................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         48    353 PM  74    1978  49     -1
  MINIMUM         36    231 AM   8    1882  34      2
  AVERAGE         42                        42      0

PRECIPITATION (IN)
  TODAY            0.00          1.35 1972   0.10  -0.10
  MONTH TO DATE    1.40                      0.86   0.54
  SINCE DEC 1      1.40                      0.86   0.54
  SINCE JAN 1     30.49                     37.55  -7.06

SNOWFALL (IN)
  TODAY            0.0           3.6  1989   0.1   -0.1
  MONTH TO DATE    0.0                       0.5   -0.5
  SINCE JUL 1      0.0                       1.0   -1.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           23                                0
  MONTH TO DATE  145                              -32
  SINCE DEC 1    145                              -32
  SINCE JUL 1    632                             -240

 COOLING
  TODAY            0                                0
  MONTH TO DATE    0                                0
  SINCE DEC 1      0                                0
  SINCE JAN 1   1994                              445
...............................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION     W (270)
  HIGHEST GUST SPEED    28   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     5.8




RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92
 LOWEST     29
 AVERAGE    61

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        71      1991
 MINIMUM TEMPERATURE (F)   34         4      1876


SUNRISE AND SUNSET
DECEMBER  8 2016......SUNRISE   714 AM EST   SUNSET   446 PM EST
DECEMBER  9 2016......SUNRISE   715 AM EST   SUNSET   446 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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