Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 010523
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
123 AM EDT SUN MAY 1 2016


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR APRIL 30 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         56    527 PM  86    2007  71    -15       72
                                      1974
  MINIMUM         51    839 AM  29    1977  46      5       46
  AVERAGE         54                        59     -5       59

PRECIPITATION (IN)
  YESTERDAY        0.06          3.99 2014   0.11  -0.05     0.07
  MONTH TO DATE    1.88                      3.47  -1.59     2.46
  SINCE MAR 1      3.33                      6.85  -3.52     6.38
  SINCE JAN 1     11.59                     12.27  -0.68    11.40

SNOWFALL (IN)
  YESTERDAY        0.0           0.0  2002   0.0    0.0
                                      2001
  MONTH TO DATE    T                         0.3   -0.3
  SINCE JUL 1     34.3                      22.0   12.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       11                         7      4        6
  MONTH TO DATE  335                       337     -2      305
  SINCE MAR 1    781                       982   -201     1066
  SINCE JUL 1   3872                      4572   -700     5067

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE   18                        17      1        3
  SINCE MAR 1     23                        20      3        3
  SINCE JAN 1     23                        20      3        3
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION     E (70)
  HIGHEST GUST SPEED    12   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96          1000 PM
 LOWEST     72           100 PM
 AVERAGE    84

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   71        90      2010
 MINIMUM TEMPERATURE (F)   47        33      1996


SUNRISE AND SUNSET
MAY  1 2016...........SUNRISE   611 AM EDT   SUNSET   803 PM EDT
MAY  2 2016...........SUNRISE   610 AM EDT   SUNSET   804 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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