Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 240537
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1228 AM EST SAT FEB 24 2018


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 23 2018...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1960 TO 2018


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         47   1159 PM  77    2017  48     -1       77
  MINIMUM         39    638 AM   5    1963  27     12       52
  AVERAGE         43                        38      5       65

PRECIPITATION (IN)
  YESTERDAY        0.13          1.34 1987   0.10   0.03     0.00
  MONTH TO DATE    4.09                      2.26   1.83     0.25
  SINCE DEC 1      6.65                      7.90  -1.25     5.34
  SINCE JAN 1      5.88                      4.94   0.94     2.98

SNOWFALL (IN)
  YESTERDAY        0.0           8.9  1987   0.2   -0.2
  MONTH TO DATE    1.6                       6.6   -5.0
  SINCE JUL 1      6.6                      17.9  -11.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       22                        27     -5        0
  MONTH TO DATE  540                       675   -135      484
  SINCE DEC 1   2466                      2543    -77     2093
  SINCE JUL 1   3260                      3459   -199     2820

 COOLING
  YESTERDAY        0                         0      0        0
  MONTH TO DATE    5                         0      5        0
  SINCE DEC 1      5                         0      5        0
  SINCE JAN 1      5                         0      5        0
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    13   HIGHEST WIND DIRECTION    SE (140)
  HIGHEST GUST SPEED    15   HIGHEST GUST DIRECTION    SE (140)
  AVERAGE WIND SPEED     4.5


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 1.0


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST   100           200 AM
 LOWEST     86           100 AM
 AVERAGE    93

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   49        79      1985
 MINIMUM TEMPERATURE (F)   28        -4      2015


SUNRISE AND SUNSET
FEBRUARY 24 2018......SUNRISE   649 AM EST   SUNSET   557 PM EST
FEBRUARY 25 2018......SUNRISE   648 AM EST   SUNSET   558 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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