Climatological Report (Daily)
Issued by NWS Sterling, VA

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CDUS41 KLWX 280527
CLIIAD


CLIMATE REPORT
NATIONAL WEATHER SERVICE BALTIMORE MD/WASHINGTON DC
125 AM EDT SAT MAY 28 2016


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

...THE WASHINGTON DULLES DC CLIMATE SUMMARY FOR MAY 27 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         89    341 PM  92    2010  78     11       86
                                      1965
  MINIMUM         67    532 AM  37    1972  55     12       67
  AVERAGE         78                        66     12       77

PRECIPITATION (IN)
  YESTERDAY        0.00          1.45 1968   0.15  -0.15     1.05
  MONTH TO DATE    6.07                      3.94   2.13     2.46
  SINCE MAR 1      9.40                     10.79  -1.39     8.84
  SINCE JAN 1     17.66                     16.21   1.45    13.86

SNOWFALL (IN)
  YESTERDAY        0.0          MM      MM   0.0    0.0
  MONTH TO DATE    0.0                       0.0    0.0
  SINCE JUL 1     34.3                      22.0   12.3
  SNOW DEPTH       0

DEGREE DAYS
 HEATING
  YESTERDAY        0                         2     -2        0
  MONTH TO DATE  164                       123     41       49
  SINCE MAR 1    945                      1105   -160     1115
  SINCE JUL 1   4036                      4695   -659     5116

 COOLING
  YESTERDAY       13                         4      9       12
  MONTH TO DATE   31                        56    -25      128
  SINCE MAR 1     54                        76    -22      131
  SINCE JAN 1     54                        76    -22      131
..................................................................


WIND (MPH)
  HIGHEST WIND SPEED    15   HIGHEST WIND DIRECTION     S (200)
  HIGHEST GUST SPEED    18   HIGHEST GUST DIRECTION     S (180)
  AVERAGE WIND SPEED     4.9


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    84           200 AM
 LOWEST     46          1200 PM
 AVERAGE    65

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


THE WASHINGTON DULLES DC CLIMATE NORMALS FOR TODAY
                         NORMAL    RECORD    YEAR
 MAXIMUM TEMPERATURE (F)   78        90      2012
                                             1991
 MINIMUM TEMPERATURE (F)   55        37      1994


SUNRISE AND SUNSET
MAY 28 2016...........SUNRISE   548 AM EDT   SUNSET   827 PM EDT
MAY 29 2016...........SUNRISE   547 AM EDT   SUNSET   828 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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