Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 222125
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
425 PM EST MON DEC 22 2014


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 22 2014...
VALID TODAY AS OF 0400 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         39   1226 PM  72    2013  45     -6       72
                                      1889
  MINIMUM         33    437 AM   3    1872  31      2       57
  AVERAGE         36                        38     -2       65

PRECIPITATION (IN)
  TODAY            0.10          1.68 1881   0.10   0.00     0.24
  MONTH TO DATE    2.18                      2.25  -0.07     3.37
  SINCE DEC 1      2.18                      2.25  -0.07     3.37
  SINCE JAN 1     43.09                     38.94   4.15    42.08

SNOWFALL (IN)
  TODAY            0.0           8.5  1908   0.1   -0.1
  MONTH TO DATE    T                         1.5   -1.5
  SINCE JUL 1      T                         2.0   -2.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  TODAY           29                        27      2        0
  MONTH TO DATE  478                       534    -56      476
  SINCE DEC 1    478                       534    -56      476
  SINCE JUL 1   1085                      1229   -144     1184

 COOLING
  TODAY            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    13   HIGHEST WIND DIRECTION     N (20)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     6.1


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  HAZE


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    76           200 PM
 LOWEST     64           700 AM
 AVERAGE    70

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   45        71      1990
                                             1875
 MINIMUM TEMPERATURE (F)   31         7      1989


SUNRISE AND SUNSET
DECEMBER 22 2014......SUNRISE   723 AM EST   SUNSET   450 PM EST
DECEMBER 23 2014......SUNRISE   724 AM EST   SUNSET   451 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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