AFOS product CLIDCA
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CDUS41 KLWX 050522
CLIDCA


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1221 AM EST WED DEC 5 2012


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

...THE WASHINGTON NATIONAL DC CLIMATE SUMMARY FOR DECEMBER 4 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         72    305 PM  76    1998  50     22       55
  MINIMUM         49    556 AM  15    1896  36     13       37
                                      1895
  AVERAGE         61                        43     18       46

PRECIPITATION (IN)
  YESTERDAY        0.00          1.73 1900   0.10  -0.10     0.00
  MONTH TO DATE    0.02                      0.43  -0.41     0.00
  SINCE DEC 1      0.02                      0.43  -0.41     0.00
  SINCE JAN 1     29.44                     37.12  -7.68    41.99

SNOWFALL (IN)
  YESTERDAY        0.0          11.1  1957   0.1   -0.1
  MONTH TO DATE    0.0                       0.2   -0.2
  SINCE JUL 1      T                         0.7   -0.7
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        4                        22    -18       19
  MONTH TO DATE   50                        86    -36       81
  SINCE DEC 1     50                        86    -36       81
  SINCE JUL 1    761                       781    -20      676

 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    16   HIGHEST WIND DIRECTION     S (190)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     S (200)
  AVERAGE WIND SPEED     7.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           600 AM
 LOWEST     47           300 PM
 AVERAGE    70

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


THE WASHINGTON NATIONAL DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   50        75      2001
 MINIMUM TEMPERATURE (F)   35        14      1886


SUNRISE AND SUNSET
DECEMBER  5 2012......SUNRISE   712 AM EST   SUNSET   446 PM EST
DECEMBER  6 2012......SUNRISE   713 AM EST   SUNSET   446 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




$$