Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 200524
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
120 AM EDT WED AUG 20 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR AUGUST 19 2014...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2014


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         82    414 PM  95    2002  87     -5       75
  MINIMUM         68    521 AM  51    1998  64      4       59
  AVERAGE         75                        75      0       67

PRECIPITATION (IN)
  YESTERDAY        0.00          1.54 1967   0.11  -0.11     0.00
  MONTH TO DATE    1.43                      2.25  -0.82     1.21
  SINCE JUN 1      8.14                      9.90  -1.76    13.12
  SINCE JAN 1     32.49                     26.72   5.77    27.11

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      5                        15    -10        0
  SINCE JUL 1      3                         0      3        0

 COOLING
  YESTERDAY       10                        10      0        2
  MONTH TO DATE  134                       209    -75      150
  SINCE JUN 1    662                       809   -147      825
  SINCE JAN 1    748                       901   -153      964
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION     E (110)
  HIGHEST GUST SPEED    30   HIGHEST GUST DIRECTION    SE (150)
  AVERAGE WIND SPEED     5.7


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.8


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    90           400 AM
 LOWEST     62           400 PM
 AVERAGE    76

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   87       104      1983
 MINIMUM TEMPERATURE (F)   64        47      1998
                                             1976
                                             1964


SUNRISE AND SUNSET
AUGUST 20 2014........SUNRISE   628 AM EDT   SUNSET   758 PM EDT
AUGUST 21 2014........SUNRISE   629 AM EDT   SUNSET   756 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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