Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 040526
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
124 AM EDT MON MAY 4 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 3 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         80    413 PM  92    1965  72      8       71
  MINIMUM         43    532 AM  32    2005  47     -4       49
                                      1963
  AVERAGE         62                        60      2       60

PRECIPITATION (IN)
  YESTERDAY        0.00          1.03 1984   0.14  -0.14     0.00
  MONTH TO DATE    T                         0.39  -0.39     0.13
  SINCE MAR 1      6.38                      7.24  -0.86    11.64
  SINCE JAN 1     11.40                     12.66  -1.26    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        5
  MONTH TO DATE   14                        21     -7       13
  SINCE MAR 1   1080                      1003     77     1252
  SINCE JUL 1   5081                      4593    488     5083

 COOLING
  YESTERDAY        0                         1     -1        0
  MONTH TO DATE    0                         3     -3        1
  SINCE MAR 1      3                        23    -20       12
  SINCE JAN 1      3                        23    -20       12
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    NW (300)
  HIGHEST GUST SPEED    21   HIGHEST GUST DIRECTION     W (270)
  AVERAGE WIND SPEED     3.6


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    92           600 AM
 LOWEST     25           500 PM
 AVERAGE    59

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   72        90      2001
 MINIMUM TEMPERATURE (F)   47        31      1967


SUNRISE AND SUNSET
MAY  4 2015...........SUNRISE   609 AM EDT   SUNSET   805 PM EDT
MAY  5 2015...........SUNRISE   608 AM EDT   SUNSET   806 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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