Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 030521
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT SUN MAY 3 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 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         75    423 PM  88    2010  72      3       67
                                      1992
  MINIMUM         49    410 AM  34    1979  47      2       47
  AVERAGE         62                        59      3       57

PRECIPITATION (IN)
  YESTERDAY        0.00          0.85 1977   0.12  -0.12     0.00
  MONTH TO DATE    T                         0.25  -0.25     0.13
  SINCE MAR 1      6.38                      7.10  -0.72    11.64
  SINCE JAN 1     11.40                     12.52  -1.12    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        3                         7     -4        8
  MONTH TO DATE   11                        14     -3        8
  SINCE MAR 1   1077                       996     81     1247
  SINCE JUL 1   5078                      4586    492     5078

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         2     -2        1
  SINCE MAR 1      3                        22    -19       12
  SINCE JAN 1      3                        22    -19       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION    NE (30)
  HIGHEST GUST SPEED    23   HIGHEST GUST DIRECTION    NE (30)
  AVERAGE WIND SPEED     4.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.6


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           600 AM
 LOWEST     27           500 PM
 AVERAGE    58

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        92      1965
 MINIMUM TEMPERATURE (F)   47        32      2005
                                             1963


SUNRISE AND SUNSET
MAY  3 2015...........SUNRISE   610 AM EDT   SUNSET   804 PM EDT
MAY  4 2015...........SUNRISE   609 AM EDT   SUNSET   805 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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