Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 280526
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT FRI AUG 28 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 27 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         80    446 PM 100    1987  86     -6       87
  MINIMUM         56    526 AM  46    1969  63     -7       59
  AVERAGE         68                        74     -6       73

PRECIPITATION (IN)
  YESTERDAY        0.00          1.98 1971   0.10  -0.10     0.00
  MONTH TO DATE    1.08                      3.12  -2.04     4.71
  SINCE JUN 1     13.41                     10.77   2.64    11.42
  SINCE JAN 1     27.27                     27.59  -0.32    35.77

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1      0.0                       0.0    0.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE JUN 1     15                        15      0        5
  SINCE JUL 1      0                         0      0        3

 COOLING
  YESTERDAY        3                         9     -6        8
  MONTH TO DATE  263                       287    -24      188
  SINCE JUN 1    887                       887      0      716
  SINCE JAN 1   1069                       979     90      802
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION     N (360)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION     W (290)
  AVERAGE WIND SPEED     6.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    86           500 AM
 LOWEST     39           200 PM
 AVERAGE    63

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        98      1993
 MINIMUM TEMPERATURE (F)   63        44      1986


SUNRISE AND SUNSET
AUGUST 28 2015........SUNRISE   635 AM EDT   SUNSET   747 PM EDT
AUGUST 29 2015........SUNRISE   636 AM EDT   SUNSET   745 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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