Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 290524
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT SAT AUG 29 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 28 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         84    335 PM  98    1993  85     -1       82
  MINIMUM         58    536 AM  44    1986  63     -5       59
  AVERAGE         71                        74     -3       71

PRECIPITATION (IN)
  YESTERDAY        0.00          1.73 2002   0.10  -0.10     0.00
  MONTH TO DATE    1.08                      3.22  -2.14     4.71
  SINCE JUN 1     13.41                     10.87   2.54    11.42
  SINCE JAN 1     27.27                     27.69  -0.42    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        6                         9     -3        6
  MONTH TO DATE  269                       296    -27      194
  SINCE JUN 1    893                       896     -3      722
  SINCE JAN 1   1075                       988     87      808
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED     9   HIGHEST WIND DIRECTION    SW (240)
  HIGHEST GUST SPEED    16   HIGHEST GUST DIRECTION    SW (220)
  AVERAGE WIND SPEED     3.3


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    93           500 AM
 LOWEST     40           500 PM
 AVERAGE    67

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   85        98      1991
 MINIMUM TEMPERATURE (F)   62        38      1982


SUNRISE AND SUNSET
AUGUST 29 2015........SUNRISE   636 AM EDT   SUNSET   745 PM EDT
AUGUST 30 2015........SUNRISE   637 AM EDT   SUNSET   744 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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