Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 262124
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
424 PM EST FRI DEC 26 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR DECEMBER 26 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         50    359 PM  71    1964  43      7       46
  MINIMUM         26    729 AM  -1    1983  25      1       21
  AVERAGE         38                        34      4       34

PRECIPITATION (IN)
  TODAY            0.00          1.41 2012   0.09  -0.09      T
  MONTH TO DATE    3.21                      2.57   0.64     4.31
  SINCE DEC 1      3.21                      2.57   0.64     4.31
  SINCE JAN 1     46.02                     41.15   4.87    44.07

SNOWFALL (IN)
  TODAY            0.0           6.1  1969   0.2   -0.2
  MONTH TO DATE    T                         2.8   -2.8
  SINCE JUL 1      1.6                       3.3   -1.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           27                        31     -4       31
  MONTH TO DATE  682                       727    -45      664
  SINCE DEC 1    682                       727    -45      664
  SINCE JUL 1   1676                      1643     33     1628

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        2
  SINCE DEC 1      0                         0      0        2
  SINCE JAN 1    968                      1178   -210     1274
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     3.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.1


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           500 AM
 LOWEST     46           300 PM
 AVERAGE    69

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        73      1971
 MINIMUM TEMPERATURE (F)   25         1      1989


SUNRISE AND SUNSET
DECEMBER 26 2014......SUNRISE   727 AM EST   SUNSET   454 PM EST
DECEMBER 27 2014......SUNRISE   727 AM EST   SUNSET   455 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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