Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 260533
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
132 AM EDT SUN APR 26 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 25 2015...

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)
 YESTERDAY
  MAXIMUM         50    321 PM  92    2009  70    -20       69
  MINIMUM         35    201 AM  29    1969  45    -10       38
  AVERAGE         43                        57    -14       54

PRECIPITATION (IN)
  YESTERDAY        0.30          1.34 1973   0.11   0.19     0.34
  MONTH TO DATE    2.39                      2.88  -0.49     2.06
  SINCE MAR 1      6.31                      6.26   0.05     6.16
  SINCE JAN 1     11.33                     11.68  -0.35    12.66

SNOWFALL (IN)
  YESTERDAY       MM            MM      MM   0.0   MM
  MONTH TO DATE    0.0                       0.3   -0.3
  SINCE JUL 1     36.9                      22.0   14.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                         9     13       11
  MONTH TO DATE  252                       299    -47      329
  SINCE MAR 1   1013                       946     67     1178
  SINCE JUL 1   5014                      4536    478     5009

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    3                        13    -10       11
  SINCE MAR 1      3                        16    -13       11
  SINCE JAN 1      3                        16    -13       11
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION    NW (330)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SW (210)
  AVERAGE WIND SPEED     4.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    93           700 PM
 LOWEST     24          1100 AM
 AVERAGE    59

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   70        92      2009
                                             1990
 MINIMUM TEMPERATURE (F)   45        31      1967


SUNRISE AND SUNSET
APRIL 26 2015.........SUNRISE   618 AM EDT   SUNSET   757 PM EDT
APRIL 27 2015.........SUNRISE   617 AM EDT   SUNSET   758 PM EDT


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




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