Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 020531
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
130 AM EDT SUN AUG 2 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 1 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         88    435 PM 100    1980  88      0       77
  MINIMUM         66   1159 PM  54    1997  65      1       64
  AVERAGE         77                        76      1       71

PRECIPITATION (IN)
  YESTERDAY        0.00          0.91 1969   0.12  -0.12      T
  MONTH TO DATE    0.00                      0.12  -0.12      T
  SINCE JUN 1     12.33                      7.77   4.56     6.71
  SINCE JAN 1     26.19                     24.59   1.60    31.06

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       12                        12      0        6
  MONTH TO DATE   12                        12      0        6
  SINCE JUN 1    636                       612     24      534
  SINCE JAN 1    818                       704    114      620
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    14   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    17   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           400 AM
 LOWEST     37           600 PM
 AVERAGE    62

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88        99      2002
 MINIMUM TEMPERATURE (F)   65        52      1998


SUNRISE AND SUNSET
AUGUST  2 2015........SUNRISE   611 AM EDT   SUNSET   820 PM EDT
AUGUST  3 2015........SUNRISE   612 AM EDT   SUNSET   819 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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