Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 032125
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
425 PM EST SAT DEC 3 2016


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 3 2016...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         48    144 PM  74    1998  50     -2       49
  MINIMUM         39    758 AM   7    1976  30      9       38
  AVERAGE         44                        40      4       44

PRECIPITATION (IN)
  TODAY            0.00          1.14 1967   0.11  -0.11     0.00
  MONTH TO DATE    0.07                      0.33  -0.26     0.79
  SINCE DEC 1      0.07                      0.33  -0.26     0.79
  SINCE JAN 1     33.04                     38.91  -5.87    36.41

SNOWFALL (IN)
  TODAY            0.0           T    2005   0.0    0.0
                                      1989
                                      1983
  MONTH TO DATE    0.0                       0.2   -0.2
  SINCE JUL 1      T                         0.7   -0.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           21                        25     -4       21
  MONTH TO DATE   54                        73    -19       56
  SINCE DEC 1     54                        73    -19       56
  SINCE JUL 1    781                       989   -208      806

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1559                      1178    381     1324
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    30   HIGHEST WIND DIRECTION     W (290)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION    NW (300)
  AVERAGE WIND SPEED    16.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  NO SIGNIFICANT WEATHER WAS OBSERVED.


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    59           600 AM
 LOWEST     45           200 PM
 AVERAGE    52

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        75      1998
 MINIMUM TEMPERATURE (F)   30        10      1966


SUNRISE AND SUNSET
DECEMBER  3 2016......SUNRISE   712 AM EST   SUNSET   448 PM EST
DECEMBER  4 2016......SUNRISE   713 AM EST   SUNSET   447 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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