Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 252122
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
522 PM EDT MON MAY 25 2015


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 25 2015...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         83    356 PM  92    1991  77      6       80
  MINIMUM         61    516 AM  36    1967  54      7       50
  AVERAGE         72                        66      6       65

PRECIPITATION (IN)
  TODAY            0.00          1.76 1997   0.16  -0.16     0.00
  MONTH TO DATE    1.41                      3.65  -2.24     4.71
  SINCE MAR 1      7.79                     10.50  -2.71    16.22
  SINCE JAN 1     12.81                     15.92  -3.11    22.72

SNOWFALL (IN)
  TODAY            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
  TODAY            0                         3     -3        0
  MONTH TO DATE   48                       118    -70       85
  SINCE MAR 1   1114                      1100     14     1324
  SINCE JUL 1   5115                      4690    425     5155

 COOLING
  TODAY            7                         3      4        0
  MONTH TO DATE  106                        48     58       55
  SINCE MAR 1    109                        68     41       66
  SINCE JAN 1    109                        68     41       66
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    23   HIGHEST WIND DIRECTION    SW (210)
  HIGHEST GUST SPEED    36   HIGHEST GUST DIRECTION     S (190)
  AVERAGE WIND SPEED    10.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.2


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    78           300 AM
 LOWEST     46          1200 PM
 AVERAGE    62

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        92      2007
 MINIMUM TEMPERATURE (F)   54        38      1967


SUNRISE AND SUNSET
MAY 25 2015...........SUNRISE   550 AM EDT   SUNSET   824 PM EDT
MAY 26 2015...........SUNRISE   549 AM EDT   SUNSET   825 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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