Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 030526
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT THU SEP 3 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 2 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         93    151 PM  99    1980  84      9       90
  MINIMUM         69   1022 PM  44    1970  61      8       71
  AVERAGE         81                        73      8       81

PRECIPITATION (IN)
  YESTERDAY        T             0.97 1969   0.12  -0.12     0.12
  MONTH TO DATE    T                         0.23  -0.23     0.13
  SINCE SEP 1      T                         0.23  -0.23     0.13
  SINCE JAN 1     27.28                     28.23  -0.95    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       16                         8      8       16
  MONTH TO DATE   30                        16     14       31
  SINCE SEP 1     30                        16     14       31
  SINCE JAN 1   1141                      1032    109      864
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     3.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  THUNDERSTORM


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90          1100 PM
 LOWEST     44           200 PM
 AVERAGE    67

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   84        96      1993
 MINIMUM TEMPERATURE (F)   61        45      1967


SUNRISE AND SUNSET
SEPTEMBER  3 2015.....SUNRISE   640 AM EDT   SUNSET   737 PM EDT
SEPTEMBER  4 2015.....SUNRISE   641 AM EDT   SUNSET   736 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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