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628
CDUS41 KLWX 282123
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
423 PM EST WED JAN 28 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR JANUARY 28 2015...
VALID TODAY AS OF 0400 PM LOCAL TIME.

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2015


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 TODAY
  MAXIMUM         35    355 PM  68    2002  43     -8       18
  MINIMUM         20    737 AM -17    1987  24     -4        8
  AVERAGE         28                        34     -6       13

PRECIPITATION (IN)
  TODAY            0.00          1.64 1998   0.10  -0.10      T
  MONTH TO DATE    3.21                      2.40   0.81     2.68
  SINCE DEC 1      6.47                      5.36   1.11     8.26
  SINCE JAN 1      3.21                      2.40   0.81     2.68

SNOWFALL (IN)
  TODAY            0.0           6.7  1994   0.3   -0.3
  MONTH TO DATE    8.6                       6.4    2.2
  SINCE JUL 1     10.2                      10.4   -0.2
  SNOW DEPTH       1

DEGREE DAYS
 HEATING
  TODAY           37                        31      6       52
  MONTH TO DATE  971                       894     77     1036
  SINCE DEC 1   1788                      1776     12     1829
  SINCE JUL 1   2782                      2692     90     2793

 COOLING
  TODAY            0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      0                         0      0        2
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    31   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    15.2


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    62           400 AM
 LOWEST     32           200 PM
 AVERAGE    47

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   43        75      1975
 MINIMUM TEMPERATURE (F)   24        -1      1987
                                             1963


SUNRISE AND SUNSET
JANUARY 28 2015.......SUNRISE   720 AM EST   SUNSET   526 PM EST
JANUARY 29 2015.......SUNRISE   719 AM EST   SUNSET   527 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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