Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 250552
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1251 AM EST THU DEC 25 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 24 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         59   1033 PM  69    1933  45     14       43
  MINIMUM         46    239 AM   5    1983  31     15       26
  AVERAGE         53                        38     15       35

PRECIPITATION (IN)
  YESTERDAY        0.88          2.36 1986   0.10   0.78      T
  MONTH TO DATE    3.25                      2.44   0.81     4.22
  SINCE DEC 1      3.25                      2.44   0.81     4.22
  SINCE JAN 1     44.16                     39.13   5.03    42.93

SNOWFALL (IN)
  YESTERDAY        0.0           6.5  1966   0.1   -0.1
  MONTH TO DATE    T                         1.6   -1.6
  SINCE JUL 1      T                         2.1   -2.1
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       12                        27    -15       30
  MONTH TO DATE  510                       588    -78      518
  SINCE DEC 1    510                       588    -78      518
  SINCE JUL 1   1117                      1283   -166     1226

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1712                      1549    163     1719
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     3.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  HEAVY RAIN
  RAIN
  LIGHT RAIN
  FOG
  FOG W/VISIBILITY <= 1/4 MILE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           300 AM
 LOWEST     83          1200 PM
 AVERAGE    88

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   44        72      1964
 MINIMUM TEMPERATURE (F)   30         3      1983


SUNRISE AND SUNSET
DECEMBER 25 2014......SUNRISE   725 AM EST   SUNSET   452 PM EST
DECEMBER 26 2014......SUNRISE   725 AM EST   SUNSET   452 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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