Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 040525
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT FRI SEP 4 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 3 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         94    324 PM  96    1993  84     10       85
  MINIMUM         65    535 AM  45    1967  61      4       69
  AVERAGE         80                        72      8       77

PRECIPITATION (IN)
  YESTERDAY        0.00          1.47 1969   0.12  -0.12     0.00
  MONTH TO DATE    T                         0.35  -0.35     0.13
  SINCE SEP 1      T                         0.35  -0.35     0.13
  SINCE JAN 1     27.28                     28.35  -1.07    36.34

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 SEP 1      0                         0      0        0
  SINCE JUL 1      0                         2     -2        3

 COOLING
  YESTERDAY       15                         8      7       12
  MONTH TO DATE   45                        24     21       43
  SINCE SEP 1     45                        24     21       43
  SINCE JAN 1   1156                      1040    116      876
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION    NW (320)
  AVERAGE WIND SPEED     4.4


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           300 AM
 LOWEST     36           300 PM
 AVERAGE    68

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        95      1985
 MINIMUM TEMPERATURE (F)   61        48      1997


SUNRISE AND SUNSET
SEPTEMBER  4 2015.....SUNRISE   641 AM EDT   SUNSET   736 PM EDT
SEPTEMBER  5 2015.....SUNRISE   642 AM EDT   SUNSET   734 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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