Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 232136
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
536 PM EDT TUE SEP 23 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR SEPTEMBER 23 2014...
VALID TODAY AS OF 0500 PM LOCAL TIME.

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)
 TODAY
  MAXIMUM         70    131 PM  93    2010  77     -7       67
                                      2005
  MINIMUM         42    611 AM  33    1983  53    -11       46
  AVERAGE         56                        65     -9       57

PRECIPITATION (IN)
  TODAY            0.00          1.74 2003   0.13  -0.13     0.00
  MONTH TO DATE    0.21                      3.00  -2.79     1.61
  SINCE SEP 1      0.21                      3.00  -2.79     1.61
  SINCE JAN 1     36.42                     31.00   5.42    29.46

SNOWFALL (IN)
  TODAY            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
  TODAY            9                         3      6        8
  MONTH TO DATE   33                        27      6       38
  SINCE SEP 1     33                        27      6       38
  SINCE JUL 1     36                        29      7       38

 COOLING
  TODAY            0                         3     -3        0
  MONTH TO DATE  123                       126     -3      133
  SINCE SEP 1    123                       126     -3      133
  SINCE JAN 1    956                      1142   -186     1224
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    12   HIGHEST WIND DIRECTION     N (350)
  HIGHEST GUST SPEED    14   HIGHEST GUST DIRECTION     N (20)
  AVERAGE WIND SPEED     5.0


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    89           600 AM
 LOWEST     35           200 PM
 AVERAGE    62

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   76        97      2010
 MINIMUM TEMPERATURE (F)   53        30      1974


SUNRISE AND SUNSET
SEPTEMBER 23 2014.....SUNRISE   658 AM EDT   SUNSET   705 PM EDT
SEPTEMBER 24 2014.....SUNRISE   659 AM EDT   SUNSET   704 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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