Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 012127
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
527 PM EDT WED OCT 1 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 1 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         72    337 PM  90    1986  73     -1       83
  MINIMUM         62    727 AM  31    1993  50     12       53
  AVERAGE         67                        61      6       68

PRECIPITATION (IN)
  TODAY            0.04          4.06 1979   0.11  -0.07     0.00
  MONTH TO DATE    0.04                      0.11  -0.07     0.00
  SINCE SEP 1      0.97                      4.03  -3.06     1.61
  SINCE JAN 1     37.18                     32.03   5.15    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            0                         5     -5        0
  MONTH TO DATE    0                         5     -5        0
  SINCE SEP 1     45                        61    -16       67
  SINCE JUL 1     48                        63    -15       67

 COOLING
  TODAY            2                         2      0        3
  MONTH TO DATE    2                         2      0        3
  SINCE SEP 1    128                       143    -15      136
  SINCE JAN 1    961                      1159   -198     1227
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    10   HIGHEST WIND DIRECTION    NE (60)
  HIGHEST GUST SPEED    13   HIGHEST GUST DIRECTION    NE (60)
  AVERAGE WIND SPEED     3.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.9


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED TODAY.
  LIGHT RAIN
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100          1200 AM
 LOWEST     66           300 PM
 AVERAGE    83

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TOMORROW
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   73        89      1986
 MINIMUM TEMPERATURE (F)   49        32      1998
                                             1997


SUNRISE AND SUNSET
OCTOBER  1 2014.......SUNRISE   706 AM EDT   SUNSET   652 PM EDT
OCTOBER  2 2014.......SUNRISE   707 AM EDT   SUNSET   651 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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