Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 050523
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
122 AM EDT TUE MAY 5 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 4 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    337 PM  90    2001  72     12       79
  MINIMUM         52    517 AM  31    1967  47      5       47
  AVERAGE         68                        60      8       63

PRECIPITATION (IN)
  YESTERDAY        0.00          1.23 1996   0.13  -0.13     0.00
  MONTH TO DATE    T                         0.52  -0.52     0.13
  SINCE MAR 1      6.38                      7.37  -0.99    11.64
  SINCE JAN 1     11.40                     12.79  -1.39    18.14

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1     36.9                      22.0   14.9
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         6     -6        2
  MONTH TO DATE   14                        27    -13       15
  SINCE MAR 1   1080                      1009     71     1254
  SINCE JUL 1   5081                      4599    482     5085

 COOLING
  YESTERDAY        3                         1      2        0
  MONTH TO DATE    3                         4     -1        1
  SINCE MAR 1      6                        24    -18       12
  SINCE JAN 1      6                        24    -18       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    20   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    25   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     7.6


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    72          1200 AM
 LOWEST     26           100 PM
 AVERAGE    49

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        88      1980
 MINIMUM TEMPERATURE (F)   48        29      1976


SUNRISE AND SUNSET
MAY  5 2015...........SUNRISE   608 AM EDT   SUNSET   806 PM EDT
MAY  6 2015...........SUNRISE   606 AM EDT   SUNSET   807 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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