Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 310522
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
121 AM EDT FRI OCT 31 2014


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR OCTOBER 30 2014...

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)
 YESTERDAY
  MAXIMUM         59    104 PM  81    1996  64     -5       66
  MINIMUM         35   1159 PM  20    1969  40     -5       45
  AVERAGE         47                        52     -5       56

PRECIPITATION (IN)
  YESTERDAY        0.00          1.00 2012   0.11  -0.11     0.03
  MONTH TO DATE    3.01                      3.14  -0.13     7.51
  SINCE SEP 1      3.94                      7.06  -3.12     9.12
  SINCE JAN 1     40.15                     35.06   5.09    36.97

SNOWFALL (IN)
  YESTERDAY        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
  YESTERDAY       18                        14      4        9
  MONTH TO DATE  231                       284    -53      239
  SINCE SEP 1    276                       340    -64      306
  SINCE JUL 1    279                       342    -63      306

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    9                        16     -7       47
  SINCE SEP 1    135                       157    -22      180
  SINCE JAN 1    968                      1173   -205     1271
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    NW (320)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION    NW (310)
  AVERAGE WIND SPEED     4.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.4


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  FOG


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     47           100 PM
 AVERAGE    74

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   63        81      2004
                                             1982
 MINIMUM TEMPERATURE (F)   39        21      1968


SUNRISE AND SUNSET
OCTOBER 31 2014.......SUNRISE   736 AM EDT   SUNSET   610 PM EDT
NOVEMBER  1 2014......SUNRISE   737 AM EDT   SUNSET   609 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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