Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 230554
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
154 AM EDT THU MAR 23 2017


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MARCH 22 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         59    127 AM  83    1968  58      1       62
  MINIMUM         33   1127 PM  12    1988  35     -2       26
  AVERAGE         46                        46      0       44

PRECIPITATION (IN)
  YESTERDAY        0.00          0.93 1977   0.12  -0.12     0.00
  MONTH TO DATE    1.86                      2.28  -0.42     1.04
  SINCE MAR 1      1.86                      2.28  -0.42     1.04
  SINCE JAN 1      5.30                      7.70  -2.40     9.30

SNOWFALL (IN)
  YESTERDAY        0.0           1.2  1992   0.1   -0.1
  MONTH TO DATE    5.7                       2.4    3.3
  SINCE JUL 1      7.3                      21.3  -14.0
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY       19                        19      0       21
  MONTH TO DATE  529                       493     36      356
  SINCE MAR 1    529                       493     36      356
  SINCE JUL 1   3422                      4083   -661     3447

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


WIND (MPH)
  HIGHEST WIND SPEED    29   HIGHEST WIND DIRECTION    NW (310)
  HIGHEST GUST SPEED    38   HIGHEST GUST DIRECTION    NW (330)
  AVERAGE WIND SPEED    16.2


SKY COVER
  POSSIBLE SUNSHINE  MM
  AVERAGE SKY COVER 0.3


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


RELATIVE HUMIDITY (PERCENT)
 HIGHEST    54          1200 AM
 LOWEST     19           400 PM
 AVERAGE    37

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   58        83      2012
                                             1994
 MINIMUM TEMPERATURE (F)   35        17      1969


SUNRISE AND SUNSET
MARCH 23 2017.........SUNRISE   708 AM EDT   SUNSET   725 PM EDT
MARCH 24 2017.........SUNRISE   707 AM EDT   SUNSET   726 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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