Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 240524
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
1223 AM EST FRI FEB 24 2017


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR FEBRUARY 23 2017...

CLIMATE NORMAL PERIOD 1981 TO 2010
CLIMATE RECORD PERIOD 1962 TO 2017


WEATHER ITEM   OBSERVED TIME   RECORD YEAR NORMAL DEPARTURE LAST
                VALUE   (LST)  VALUE       VALUE  FROM      YEAR
                                                  NORMAL
..................................................................
TEMPERATURE (F)
 YESTERDAY
  MAXIMUM         77R   356 PM  73    1985  48     29       43
  MINIMUM         52    720 AM   5    1963  27     25       38
  AVERAGE         65                        38     27       41

PRECIPITATION (IN)
  YESTERDAY        0.00          1.34 1987   0.10  -0.10     0.36
  MONTH TO DATE    0.25                      2.26  -2.01     3.01
  SINCE DEC 1      5.34                      7.90  -2.56    11.24
  SINCE JAN 1      2.98                      4.94  -1.96     7.48

SNOWFALL (IN)
  YESTERDAY        0.0           8.9  1987   0.2   -0.2
  MONTH TO DATE    0.6                       6.6   -6.0
  SINCE JUL 1      1.6                      17.9  -16.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                        27    -27       24
  MONTH TO DATE  484                       675   -191      675
  SINCE DEC 1   2093                      2543   -450     2211
  SINCE JUL 1   2820                      3459   -639     2961

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


WIND (MPH)
  HIGHEST WIND SPEED    18   HIGHEST WIND DIRECTION     S (180)
  HIGHEST GUST SPEED    22   HIGHEST GUST DIRECTION     S (170)
  AVERAGE WIND SPEED     7.8


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.5


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    96           400 AM
 LOWEST     36           400 PM
 AVERAGE    66

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


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 2017......SUNRISE   649 AM EST   SUNSET   557 PM EST
FEBRUARY 25 2017......SUNRISE   648 AM EST   SUNSET   559 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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