Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 130530
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1229 AM EST SAT FEB 13 2016


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 12 2016...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2016


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         30    420 PM  74    1999  46    -16       40
  MINIMUM         13    535 AM   3    1964  25    -12       17
  AVERAGE         22                        36    -14       29

PRECIPITATION (IN)
  YESTERDAY        T             1.77 1985   0.09  -0.09      T
  MONTH TO DATE    1.28                      1.18   0.10     0.31
  SINCE DEC 1      9.51                      6.82   2.69     6.83
  SINCE JAN 1      5.75                      3.86   1.89     3.57

SNOWFALL (IN)
  YESTERDAY        T             5.1  1979   0.3   -0.3
  MONTH TO DATE    0.7                       3.7   -3.0
  SINCE JUL 1     30.6                      15.0   15.6
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       43                        29     14       36
  MONTH TO DATE  350                       364    -14      386
  SINCE DEC 1   1886                      2232   -346     2291
  SINCE JUL 1   2636                      3148   -512     3285

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    0                         0      0        0
  SINCE DEC 1      2                         0      2        0
  SINCE JAN 1      0                         0      0        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION    SW (220)
  HIGHEST GUST SPEED    19   HIGHEST GUST DIRECTION    SW (230)
  AVERAGE WIND SPEED     4.9


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.7


WEATHER CONDITIONS
 THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.
  LIGHT SNOW


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    73           700 AM
 LOWEST     38          1200 PM
 AVERAGE    56

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   46        65      1974
 MINIMUM TEMPERATURE (F)   26        -8      1983


SUNRISE AND SUNSET
FEBRUARY 13 2016......SUNRISE   704 AM EST   SUNSET   544 PM EST
FEBRUARY 14 2016......SUNRISE   703 AM EST   SUNSET   546 PM EST


-  INDICATES NEGATIVE NUMBERS.
R  INDICATES RECORD WAS SET OR TIED.
MM INDICATES DATA IS MISSING.
T  INDICATES TRACE AMOUNT.




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