Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 042125
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
525 PM EDT TUE AUG 4 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 4 2015...
VALID TODAY AS OF 0500 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         91    336 PM  99    2002  88      3       85
  MINIMUM         67    553 AM  51    1976  65      2       62
  AVERAGE         79                        76      3       74

PRECIPITATION (IN)
  TODAY            0.00          0.83 1967   0.12  -0.12     0.00
  MONTH TO DATE    0.00                      0.49  -0.49     0.16
  SINCE JUN 1     12.33                      8.14   4.19     6.87
  SINCE JAN 1     26.19                     24.96   1.23    31.22

SNOWFALL (IN)
  TODAY            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
  TODAY            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
  TODAY           14                        11      3        9
  MONTH TO DATE   47                        45      2       31
  SINCE JUN 1    671                       645     26      559
  SINCE JAN 1    853                       737    116      645
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    24   HIGHEST WIND DIRECTION     N (340)
  HIGHEST GUST SPEED    32   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED     5.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    87           600 AM
 LOWEST     44           200 PM
 AVERAGE    66

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   88        99      1995
 MINIMUM TEMPERATURE (F)   65        54      1992
                                             1985


SUNRISE AND SUNSET
AUGUST  4 2015........SUNRISE   613 AM EDT   SUNSET   818 PM EDT
AUGUST  5 2015........SUNRISE   614 AM EDT   SUNSET   817 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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