AFOS product CLIDCA
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CDUS41 KLWX 250523
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1222 AM EST TUE DEC 25 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 24 2012...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1871 TO 2012


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         41   1244 PM  69    1933  45     -4       46
  MINIMUM         31    450 AM   5    1983  31      0       36
  AVERAGE         36                        38     -2       41

PRECIPITATION (IN)
  YESTERDAY        0.14          2.36 1986   0.10   0.04      T
  MONTH TO DATE    1.41                      2.44  -1.03     4.29
  SINCE DEC 1      1.41                      2.44  -1.03     4.29
  SINCE JAN 1     30.83                     39.13  -8.30    46.28

SNOWFALL (IN)
  YESTERDAY        T             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       29                        27      2       24
  MONTH TO DATE  422                       588   -166      469
  SINCE DEC 1    422                       588   -166      469
  SINCE JUL 1   1133                      1283   -150     1064

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        0
  SINCE JAN 1   1975                      1549    426     1925
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NE (50)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION     S (160)
  AVERAGE WIND SPEED     3.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT RAIN
  SNOW
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    92           400 PM
 LOWEST     55          1200 PM
 AVERAGE    74

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


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 2012......SUNRISE   725 AM EST   SUNSET   452 PM EST
DECEMBER 26 2012......SUNRISE   725 AM EST   SUNSET   453 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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